rock : Idioms & Phrases

Index


acid rock

  • noun a musical style that emerged in the 1960s; rock music inspired by or related to drug-induced experience
    acid rock.
WordNet

american rock brake

  • noun rock-inhabiting fern of northern North America growing in massive tufts and having fronds resembling parsley
    Cryptogramma acrostichoides; American parsley fern.
WordNet

Aqueous rocks

  • (Geol.), those which are deposited from water and lie in strata, as opposed to volcanic rocks, which are of igneous origin; called also sedimentary rocks.
Webster 1913

arenaceous rock

  • noun a sedimentary rock composed of sand
WordNet

argillaceous rock

  • noun a sedimentary rock formed from clay deposits
WordNet

art rock

  • noun a style of rock music that emerged in the 1970s; associated with attempts to combine rock with jazz and other forms; intended for listening and not dancing
    art rock.
WordNet

Asphalt stone, Asphalt rock

  • a limestone found impregnated with asphalt.
Webster 1913

bed rock

Bed" rock"
Definitions
  1. (Mining) The solid rock underlying superficial formations. Also Fig.
Webster 1913

black rock desert

  • noun a desert in northwestern Nevada
WordNet

Cap rock

  • (Mining), The layer of rock next overlying ore, generally of barren vein material.
Webster 1913

clastic rock

  • noun (geology) a rock composed of broken pieces of older rocks
WordNet

Cock of the rock

  • noun bird of the Andes similar to Rupicola rupicola
    Rupicola peruviana.
  • noun tropical bird of northern South America the male having brilliant red or orange plumage and an erectile disklike crest
    Rupicola rupicola.
WordNet
  • (Zoöl.), a South American bird (Rupicola aurantia) having a beautiful crest.
Webster 1913

crushed rock

  • noun rock fragments and pebbles
    gravel.
WordNet

Effusive rocks

  • (Geol.), volcanic rocks, in distinction from so-called intrusive, or plutonic, rocks.
Webster 1913

emery rock

  • noun a mixture of emery dust and a binder; can be molded into grindstones
    emery stone.
WordNet

Farewell rock

  • (Mining), the Millstone grit; so called because no coal is found worth working below this stratum. It is used for hearths of furnaces, having power to resist intense heat.
Webster 1913

Flinty rock, ∨ Flinty state

  • a siliceous slate; basanite is here included. See Basanite.
Webster 1913

Glaciated rocks

  • rocks whose surfaces have been smoothed, furrowed, or striated, by the action of ice.
Webster 1913

hot-rock penstemon

  • noun stems in clumps with cream-colored flowers; found from Washington to Wyoming and southward to California and Utah
    Penstemon deustus.
WordNet

igneous rock

  • noun rock formed by the solidification of molten magma
WordNet

Intrusive rocks

  • (Geol.), rocks which have been forced, while in a plastic or melted state, into the cavities or between the cracks or layers of other rocks. The term is sometimes used as equivalent to plutonic rocks. It is then contrasted with effusive or volcanic rocks.
Webster 1913

john rock

  • noun United States gynecologist and devout Catholic who conducted the first clinical trials of the oral contraceptive pill (1890-1984)
    Rock.
WordNet

little rock

  • noun the state capital and largest city of Arkansas in the central part of Arkansas on the Arkansas River
    capital of Arkansas.
WordNet

living rock

  • noun usually unbranched usually spineless cactus covered with warty tubercles and having magenta flowers and white or green fruit; resembles the related mescal; northeastern Mexico and southwestern United States
    Ariocarpus fissuratus.
  • noun highly succulent stemless clump-forming plants with grey-green leaves similar in texture to lumps of granite; South Africa
    stone mimicry plant; living granite.
WordNet

Living rockstone

  • rock in its native or original state or location; rock not quarried. " I now found myself on a rude and narrow stairway, the steps of which were cut of the living rock." Moore.
Webster 1913

longmynd rocks

Long"mynd rocks"
Definitions
  1. (Geol.) The sparingly fossiliferous conglomerates, grits, schists, and states of Great Britain, which lie at the base of the Cambrian system; -- so called, because typically developed in the Longmynd Hills, Shropshire.
Webster 1913

Massive rock

  • (Geol.), a compact crystalline rock not distinctly schistone, as granite; also, with some authors, an eruptive rock.
Webster 1913

metamorphic rock

  • noun rock altered by pressure and heat
WordNet

plutonic rock

  • noun large mass of intrusive igneous rock believed to have solidified deep within the earth
    plutonic rock; batholite; pluton; batholith.
WordNet

Plutonic rocks

  • noun large mass of intrusive igneous rock believed to have solidified deep within the earth
    plutonic rock; batholite; pluton; batholith.
WordNet
  • (Geol.), granite, porphyry, and some other igneous rocks, supposed to have consolidated from a melted state at a great depth from the surface. Cf. Intrusive rocks, under Intrusive.
Webster 1913

plymouth rock

  • noun a boulder in Plymouth supposed to be where the Pilgrims disembarked from the Mayflower
  • noun an American breed of domestic fowl
WordNet

porphyritic rock

  • noun any igneous rock with crystals embedded in a finer groundmass of minerals
    porphyry.
WordNet

Primary rocks

  • (Geol.), a term early used for rocks supposed to have been first formed, being crystalline and containing no organic remains, as granite, gneiss, etc.; called also primitive rocks. The terms Secondary, Tertiary, and Quaternary rocks have also been used in like manner, but of these the last two only are now in use.
Webster 1913

Primitive rocks

  • (Geol.), primary rocks. See under Primary.
Webster 1913

progressive rock

  • noun a style of rock music that emerged in the 1970s; associated with attempts to combine rock with jazz and other forms; intended for listening and not dancing
    art rock.
WordNet

psychedelic rock

  • noun a musical style that emerged in the 1960s; rock music inspired by or related to drug-induced experience
    acid rock.
WordNet

punk rock

  • noun rock music with deliberately offensive lyrics expressing anger and social alienation; in part a reaction against progressive rock
    punk.
WordNet

purple rock brake

  • noun very short shallowly creeping North American fern usually growing on cliffs or walls and having dark glossy leaf axes
    Pellaea atropurpurea.
WordNet

rock 'n' roll

  • noun a genre of popular music originating in the 1950s; a blend of black rhythm-and-blues with white country-and-western
    rock 'n' roll; rock and roll; rock music; rock; rock'n'roll.
    • rock is a generic term for the range of styles that evolved out of rock'n'roll.
WordNet

rock 'n' roll musician

  • noun a performer or composer or fan of rock music
    rocker.
WordNet

Rock alum

  • . Probably so called by confusion with F. roche a rock. Same as Roche alum.
Webster 1913

rock and roll

  • noun a genre of popular music originating in the 1950s; a blend of black rhythm-and-blues with white country-and-western
    rock 'n' roll; rock and roll; rock music; rock; rock'n'roll.
    • rock is a generic term for the range of styles that evolved out of rock'n'roll.
WordNet

rock band

  • noun a band of musicians who play rock'n'roll music
    rock band.
WordNet

Rock barnacle

  • noun barnacle that attaches to rocks especially in intertidal zones
    acorn barnacle; Balanus balanoides.
WordNet
  • (Zoöl.), a barnacle (Balanus balanoides) very abundant on rocks washed by tides.
Webster 1913

Rock bass

  • noun a kind of sea bass
    rock bass; Centropristis philadelphica.
  • noun game and food fish of upper Mississippi and Great Lakes
    rock bass; Ambloplites rupestris.
WordNet
  • . (Zoöl.) (a) The stripped bass . See under Bass. (b) The goggle-eye. (c) The cabrilla. Other species are also locally called rock bass.
Webster 1913

rock beauty

  • noun gold and black butterflyfish found from West Indies to Brazil
    Holocanthus tricolor.
WordNet

rock bit

  • noun a drill bit that has hardened rotating rollers
    roller bit.
WordNet

rock bottom

  • noun the absolute bottom
WordNet

rock brake

  • noun any of several small lithophytic ferns of tropical and warm temperate regions
    cliff brake; cliff-brake.
  • noun dwarf deciduous lithophytic ferns
  • noun chiefly lithophytic or epiphytic fern of North America and east Asia
    American wall fern; rock brake; Polypodium virgianum.
WordNet

Rock builder

  • (Zoöl.), any species of animal whose remains contribute to the formation of rocks, especially the corals and Foraminifera.
Webster 1913

Rock butter

  • (Min.), native alum mixed with clay and oxide of iron, usually in soft masses of a yellowish white color, occuring in cavities and fissures in argillaceous slate.
Webster 1913

rock cake

  • noun a small cake with a hard surface said to resemble a rock
WordNet

Rock candy

  • noun hard bright-colored stick candy (typically flavored with peppermint)
    rock.
  • noun sugar in large hard clear crystals on a string
WordNet
  • a form of candy consisting of crystals of pure sugar which are very hard, whence the name.
Webster 1913

Rock cavy

  • . (Zoöl.) See Moco.
Webster 1913

rock climber

  • noun a climber of vertical rock faces
    cragsman.
WordNet

rock climbing

  • noun the sport or pastime of scaling rock masses on mountain sides (especially with the help of ropes and special equipment)
WordNet

Rock cod

  • (Zoöl.) (a) A small, often reddish or brown, variety of the cod found about rocks andledges . (b) A California rockfish.
Webster 1913

rock concert

  • noun a performance of rock music
WordNet

Rock cook

  • . (Zoöl.) (a) A European wrasse (Centrolabrus exoletus) . (b) A rockling.
Webster 1913

Rock cork

  • (Min.), a variety of asbestus the fibers of which are loosely interlaced. It resembles cork in its texture.
Webster 1913

rock cornish

  • noun small plump hybrid developed by crossbreeding Plymouth Rock and Cornish fowl
WordNet

rock cornish hen

  • noun flesh of a small fowl bred for roasting
WordNet

Rock crab

  • noun crab of eastern coast of North America
    Cancer irroratus.
WordNet
  • (Zoöl.), any one of several species of large crabs of the genus Cancer, as the two species of the New England coast (C. irroratus and C. borealis). See Illust. under Cancer.
Webster 1913

Rock cress

  • noun any of several rock-loving cresses of the genus Arabis
    rockcress.
WordNet
  • (Bot.), a name of several plants of the cress kind found on rocks, as Arabis petræa, A. lyrata, etc.
Webster 1913

Rock crystal

  • noun a clear quartz used in making electronic and optical equipment
    transparent quartz.
WordNet
  • (Min.), limpid quartz. See Quartz, and under Crystal.
Webster 1913

Rock dove

  • noun pale grey Eurasian pigeon having black-striped wings from which most domestic species are descended
    Columba livia; rock dove.
WordNet
  • (Zoöl.), the rock pigeon; called also rock doo.
Webster 1913

Rock drill

  • noun a drill for penetrating rock
    stone drill; borer; bore bit.
WordNet
  • an implement for drilling holes in rock; esp., a machine impelled by steam or compressed air, for drilling holes for blasting, etc.
Webster 1913

Rock duck

  • (Zoöl.), the harlequin duck.
Webster 1913

Rock eel

  • . (Zoöl.) See Gunnel.
Webster 1913

rock elm

  • noun tall widely distributed elm of eastern North America
    Ulmus thomasii.
  • noun large ornamental tree with graceful gradually spreading branches common in eastern North America
    Ulmus americana; American elm; water elm; white elm.
WordNet

rock fever

  • noun infectious bacterial disease of human beings transmitted by contact with infected animals or infected meat or milk products; characterized by fever and headache
    brucellosis; Malta fever; Gibraltar fever; Mediterranean fever; undulant fever.
WordNet

rock garden

  • noun a garden featuring rocks; usually alpine plants
    rockery.
WordNet

rock geranium

  • noun plant with basal leaves mottled with white and flowers in lax panicles on erect stems
    Heuchera americana.
WordNet

Rock goat

  • (Zoöl.), a wild goat, or ibex.
Webster 1913

rock group

  • noun a band of musicians who play rock'n'roll music
    rock band.
WordNet

rock gunnel

  • noun slippery scaleless food fish of the northern Atlantic coastal waters
    Pholis gunnellus; butterfish.
WordNet

rock harlequin

  • noun glaucous herb of northeastern United States and Canada having loose racemes of yellow-tipped pink flowers; sometimes placed in genus Fumaria
    Fumaria sempervirens; Corydalis sempervirens; Roman wormwood.
WordNet

rock hind

  • noun found around rocky coasts or on reefs
    Epinephelus adscensionis.
WordNet

Rock hopper

  • noun small penguin of the Falkland Islands and New Zealand
    crested penguin.
WordNet
  • (Zoöl.), a penguin of the genus Catarractes. See under Penguin.
Webster 1913

rock hyrax

  • noun hyrax that lives in rocky areas
    rock hyrax; Procavia capensis.
WordNet

rock island

  • noun a town in northwest Illinois on the Mississippi River; site of a Union prison during the American Civil War
WordNet

Rock kangaroo

  • noun slender long-legged Australian wallabies living in caves and rocky areas
    rock kangaroo.
WordNet
  • . (Zoöl.) See Kangaroo, and Petrogale.
Webster 1913

Rock lobster

  • noun warm-water lobsters without claws; those from Australia and South Africa usually marketed as frozen tails; caught also in Florida and California
    spiny lobster; crayfish; langouste.
  • noun large edible marine crustacean having a spiny carapace but lacking the large pincers of true lobsters
    crawfish; sea crawfish; langouste; spiny lobster; crayfish.
WordNet
  • (Zoöl.), any one of several species of large spinose lobsters of the genera Panulirus and Palinurus. They have no large claws. Called also spiny lobster, and sea crayfish.
Webster 1913

rock maple

  • noun maple of eastern and central North America having three-lobed to five-lobed leaves and hard close-grained wood much used for cabinet work especially the curly-grained form; sap is chief source of maple syrup and maple sugar; many subspecies
    sugar maple; Acer saccharum.
WordNet

Rock meal

  • (Min.), a light powdery variety of calcite occuring as an efflorescence.
Webster 1913

Rock milk

  • . (Min.) See Agaric mineral, under Agaric.
Webster 1913

Rock moss

  • a kind of lichen; the cudbear. See Cudbear.
Webster 1913

rock music

  • noun a genre of popular music originating in the 1950s; a blend of black rhythm-and-blues with white country-and-western
    rock 'n' roll; rock and roll; rock music; rock; rock'n'roll.
    • rock is a generic term for the range of styles that evolved out of rock'n'roll.
WordNet

rock of gibraltar

  • noun location of a colony of the United Kingdom on a limestone promontory at the southern tip of Spain; strategically important because it can control the entrance of ships into the Mediterranean; one of the Pillars of Hercules
    Calpe; Gibraltar.
WordNet

Rock oil

  • noun a dark oil consisting mainly of hydrocarbons
    crude oil; oil; fossil oil; petroleum; crude.
WordNet
  • . See Petroleum.
Webster 1913

rock opera

  • noun albums of rock music that aspired to the status of art; first appeared in the 1960s
WordNet

rock outcrop

  • noun the part of a rock formation that appears above the surface of the surrounding land
    outcrop; outcropping.
WordNet

Rock parrakeet

  • (Zoöl.), a small Australian parrakeet (Euphema petrophila), which nests in holes among the rocks of high cliffs. Its general color is yellowish olive green; a frontal band and the outer edge of the wing quills are deep blue, and the central tail feathers bluish green.
Webster 1913

rock partridge

  • noun of mountainous areas of southern Europe
    Alectoris graeca; Greek partridge.
WordNet

rock penstemon

  • noun one of the West's most beautiful wildflowers; large brilliant pink or rose flowers in many racemes above thick mats of stems and leaves; ledges and cliffs from Washington to California
    Penstemon rupicola; cliff penstemon.
WordNet

Rock pigeon

  • noun pale grey Eurasian pigeon having black-striped wings from which most domestic species are descended
    Columba livia; rock dove.
WordNet
  • (Zoöl.), the wild pigeon (Columba livia) Of Europe and Asia, from which the domestic pigeon was derived. See Illust. under Pigeon.
Webster 1913

rock pink

  • noun pink-flowered perennial of rocky regions of western United States
    Talinum calycinum.
WordNet

Rock pipit

  • . (Zoöl.) See the Note under Pipit.
Webster 1913

rock plant

  • noun plant that grows on or among rocks or is suitable for a rock garden
WordNet

Rock plover

  • . (Zoöl.) (a) The black-bellied, or whistling, plover . (b) The rock snipe.
Webster 1913

rock polypody

  • noun chiefly lithophytic or epiphytic fern of North America and east Asia
    American wall fern; rock brake; Polypodium virgianum.
WordNet

Rock ptarmigan

  • (Zoöl.), an arctic American ptarmigan (Lagopus rupestris), which in winter is white, with the tail and lores black. In summer the males are grayish brown, coarsely vermiculated with black, and have black patches on the back.
Webster 1913

rock purslane

  • noun a plant of the genus Calandrinia
WordNet

rock python

  • noun very large python of tropical and southern Africa
    Python sebae; rock python.
WordNet

Rock rabbit

  • noun hyrax that lives in rocky areas
    rock hyrax; Procavia capensis.
  • noun small short-eared burrowing mammal of rocky uplands of Asia and western North America
    mouse hare; cony; pika; coney.
WordNet
  • (Zoöl.), the hyrax. See Cony, and Daman.
Webster 1913

rock rattlesnake

  • noun mountain rock dweller of Mexico and most southern parts of United States southwest
    Crotalus lepidus.
WordNet

rock rose

  • noun any of numerous varieties of helianthemums having small rose-like yellow or white or reddish flowers
    rockrose.
  • noun small shrubs of scrub and dry woodland regions of southern Europe and North Africa; grown for their showy flowers and soft often downy and aromatic evergreen foliage
    rockrose.
WordNet

Rock ruby

  • (Min.), a fine reddish variety of garnet.
Webster 1913

rock salmon

  • noun any of several coarse fishes (such as dogfish or wolffish) when used as food
WordNet

Rock salt

  • noun naturally occurring crystalline sodium chloride
    halite.
WordNet
  • (Min.), cloride of sodium (common salt) occuring in rocklike masses in mines; mineral salt; salt dug from the earth. In the United States this name is sometimes given to salt in large crystals, formed by evaporation from sea water in large basins or cavities.
Webster 1913

rock sandwort

  • noun low perennial tufted plant of southeastern North America
    Arenaria stricta.
WordNet

rock sea bass

  • noun a kind of sea bass
    rock bass; Centropristis philadelphica.
WordNet

Rock seal

  • (Zoöl.), the harbor seal. See Seal.
Webster 1913

rock shaft

Rock" shaft`
Etymology
Cf. Rock, v. i.
Definitions
  1. (Mach.) A shaft that oscillates on its journals, instead of revolving, -- usually carrying levers by means of which it receives and communicates reciprocating motion, as in the valve gear of some steam engines; -- called also rocker, rocking shaft, and way shaft.
Webster 1913

Rock shell

  • (Zoöl.), any species of Murex, Purpura, and allied genera.
Webster 1913

Rock snake

  • noun very large python of tropical and southern Africa
    Python sebae; rock python.
WordNet
  • (Zoöl.), any one of several large pythons; as, the royal rock snake (Python regia) of Africa, and the rock snake of India (P. molurus). The Australian rock snakes mostly belong to the allied genus Morelia.
Webster 1913

Rock snipe

  • (Zoöl.), the purple sandpiper (Tringa maritima); called also rock bird, rock plover, winter snipe.
Webster 1913

Rock soap

  • (Min.), a kind of clay having a smooth, greasy feel, and adhering to the tongue.
Webster 1913

Rock sparrow

  • . (Zoöl.) (a) Any one of several species of Old World sparrows of the genus Petronia, as P. stulla, of Europe. (b) A North American sparrow (Pucæa ruficeps).
Webster 1913

rock spikemoss

  • noun tufted spikemoss forming loose spreading mats; eastern North America
    Selaginella rupestris; dwarf lycopod.
WordNet

rock springs

  • noun a town of southwest Wyoming near the Utah border
WordNet

rock squirrel

  • noun large grey ground squirrel of rocky areas of the southwestern United States
    Citellus variegatus.
WordNet

rock staff

Rock" staff`
Etymology
Cf. Rock, v. i.
Definitions
  1. An oscillating bar in a machine, as the lever of the bellows of a forge.
Webster 1913

rock star

  • noun a famous singer of rock music
WordNet

rock sunfish

  • noun game and food fish of upper Mississippi and Great Lakes
    rock bass; Ambloplites rupestris.
WordNet

Rock tar

  • petroleum.
Webster 1913

Rock thrush

  • (Zoöl.), any Old World thrush of the genus Monticola, or Petrocossyphus; as, the European rock thrush (M. saxatilis), and the blue rock thrush of India (M. cyaneus), in which the male is blue throughout.
Webster 1913

Rock tripe

  • (Bot.), a kind of lichen (Umbilicaria Dillenii) growing on rocks in the northen parts of America, and forming broad, flat, coriaceous, dark fuscous or blackish expansions. It has been used as food in cases of extremity.
Webster 1913

Rock trout

  • (Zoöl.), any one of several species of marine food fishes of the genus Hexagrammus, family Chiradæ, native of the North Pacific coasts; called also sea trout, boregat, bodieron, and starling.
Webster 1913

rock wallaby

  • noun slender long-legged Australian wallabies living in caves and rocky areas
    rock kangaroo.
WordNet

Rock warbler

  • (Zoöl.), a small Australian singing bird (Origma rubricata) which frequents rocky ravines and water courses; called also cataract bird.
Webster 1913

rock wool

  • noun a light fibrous material used as an insulator
    mineral wool.
WordNet

Rock wren

  • noun short-tailed bird resembling a wren
    Xenicus gilviventris.
  • noun wren inhabiting badlands and mesa country of western United States and Mexico
    Salpinctes obsoletus.
WordNet
  • (Zoöl.), any one of several species of wrens of the genus Salpinctes, native of the arid plains of Lower California and Mexico.
Webster 1913

rock-and-roll

  • noun a genre of popular music originating in the 1950s; a blend of black rhythm-and-blues with white country-and-western
    rock 'n' roll; rock and roll; rock music; rock; rock'n'roll.
    • rock is a generic term for the range of styles that evolved out of rock'n'roll.
WordNet

rock-bottom

  • adjective satellite well below normal (especially in price)
    reduced.
WordNet

rock-inhabiting

  • adjective satellite of ferns and lichens that grow on rocks
WordNet

rock-loving

  • adjective satellite of plants that flourish in a rocky environment
WordNet

rock-ribbed

  • adjective satellite abounding in or bordered by rocky cliffs or scarps
    rockbound.
    • the rock-ribbed coast of Maine
  • adjective satellite tradition-bound and obstinately opinionated
    die-hard.
    • an inflexible (or die-hard) conservative
    • rock-ribbed republican
WordNet

rock-steady

  • adjective satellite consistent in performance or behavior
    dependable; steady-going.
    • dependable in one's habits
    • a steady-going family man
WordNet

rocking chair

  • noun a chair mounted on rockers
    rocker.
WordNet

rocking horse

  • noun a child's plaything consisting of an imitation horse mounted on rockers; the child straddles it and pretends to ride
    hobby; hobbyhorse.
WordNet

rocking-chair

Rock"ing-chair` noun
Definitions
  1. A chair mounted on rockers, in which one may rock.
Webster 1913

rocking-horse

Rock"ing-horse` noun
Definitions
  1. The figure of a horse, mounted upon rockers, for children to ride.
Webster 1913

rocking-stone

Rock"ing-stone` noun
Definitions
  1. A stone, often of great size and weight, resting upon another stone, and so exactly poised that it can be rocked, or slightly moved, with but little force.
Webster 1913

rudaceous rock

  • noun a sedimentary rock formed of coarse-grained material
WordNet

Saliferous rocks

  • (Geol.), the New Red Sandstone system of some geologists; so called because, in Europe, this formation contains beds of salt. The saliferous beds of New York State belong largely to the Salina period of the Upper Silurian. See the Chart of Geology.
Webster 1913

Sand rock

  • a rock made of cemented sand.
Webster 1913

Secondary rocksstrata

  • (Geol.), those lying between the Primary, or Paleozoic, and Tertiary (see Primary rocks, under Primary); later restricted to strata of the Mesozoic age, and at but little used.
Webster 1913

sedimentary rock

  • noun rock formed from consolidated clay sediments
    sedimentary rock.
WordNet

Sedimentary rocks

  • noun rock formed from consolidated clay sediments
    sedimentary rock.
WordNet
  • . (Geol.) See Aqueous rocks, under Aqueous.
Webster 1913

Slate rocks

  • (Min.), rocks which split into thin laminæ, not necessarily parallel to the stratification; foliated rocks.
Webster 1913

soap-rock

  • noun a soft heavy compact variety of talc having a soapy feel; used to make hearths and tabletops and ornaments
    soapstone; steatite; soaprock.
WordNet

To split on a rock

  • to err fatally; to have the hopes and designs frustrated.
Webster 1913

Transition rocks

  • (Geol.), a term formerly applied to the lowest uncrystalline stratified rocks (graywacke) supposed to contain no fossils, and so called because thought to have been formed when the earth was passing from an uninhabitable to a habitable state.
Webster 1913

volcanic rock

  • noun extrusive igneous rock solidified near or on the surface of the Earth
    volcanic rock.
WordNet

Volcanic rocks

  • noun extrusive igneous rock solidified near or on the surface of the Earth
    volcanic rock.
WordNet
  • rocks which have been produced from the discharges of volcanic matter, as the various kinds of basalt, trachyte, scoria, obsidian, etc., whether compact, scoriaceous, or vitreous.
Webster 1913

Wall rock

  • noun a rock immediately adjacent to a vein or fault
WordNet
  • granular limestone used in building walls. U. S. Bartlett.
Webster 1913

Weeping rock

  • a porous rock from which water gradually issues.
Webster 1913

whiskey on the rocks

  • noun whiskey with ice
    whiskey on the rocks.
WordNet

whisky on the rocks

  • noun whiskey with ice
    whiskey on the rocks.
WordNet