level : Idioms & Phrases

• noun the advanced level of a subject taken in school (usually two years after O level)
  

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• noun a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target
  

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Air" lev`el

Definitions

1. Spirit level. See Level.

Webster 1913

• . See Spirit level (below).

Webster 1913

• noun the level on a scale of amplitude
  

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• noun the amplitude level of the undesired background noise
  background level.
  

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• noun the level of safety from exposure to infectious agents; depends on work practices and safety equipment and facilities
  

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• noun exposure only to infectious agents that do not ordinarily cause human disease
  

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• noun exposure to infectious agents that can cause disease in humans but whose potential for transmission is limited
  

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• noun exposure to infectious agents that can be transmitted by the respiratory route and which can cause serious infection
  

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• noun exposure to exotic infectious agents that pose a high risk of life-threatening disease and can be transmitted as an aerosol and for which there is no vaccine or therapy
  

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• (Mining), a level or drainage gallery which has a vertical shaft at each end, and acts as an inverted siphon. Knight.

Webster 1913

• noun functional magnetic resonance imaging that relies on intrinsic changes in hemoglobin oxygenation
  BOLD FMRI.
  

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• a spirit level in which a glass-covered box is used instead of a tube.

Webster 1913

• noun the quality of being luminous; emitting or reflecting light
  luminance; brightness; luminosity; luminousness; light.
  
  • its luminosity is measured relative to that of our sun

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• noun a straight bar of light metal with a spirit level in it
  

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• noun the level of education that college students are assumed to have attained
  

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• a delicate level so pivoted as to tilt when two parts of a measuring apparatus come into contact with each other; used in precise determinations of lengths and in the accurate graduation of instruments.

Webster 1913

• a term applied to a flat country.

Webster 1913

• noun a surveyor's level having a short telescope fixed to a horizontally rotating table and a spirit level
  

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• noun a definite stable energy that a physical system can have; used especially of the state of electrons in atoms or molecules
  energy state.
  
  • according to quantum theory only certain energy levels are possible

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• (Civil Engin.), a reconnoissance level over the course of a projected road, canal, etc.

Webster 1913

• (Gunnery), a form of level used in giving any proposed angle of elevation to a piece of ordnance. Farrow.

Webster 1913

• a mason's level.

Webster 1913

• noun the amount of fuel remaining
  

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• either the plumb level or a straight bar of wood, in which is imbedded a small spirit level.

Webster 1913

• noun the height of the ground on which something stands
  grade.
  
  • the base of the tower was below grade
• noun the floor of a building that is at or nearest to the level of the ground around the building
  ground floor; first floor.
  

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• noun underground surface below which the ground is wholly saturated with water
  groundwater level; water table.
  
  • spring rains had raised the water table

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• adjective satellite at an elevated level in rank or importance
  high-ranking; high-level.
  
  • a high-level official
  • a high-level corporate briefing
  • upper-level management
• adjective satellite occurring at or from a relative high altitude
  high-altitude.
  
  • high-level bombing

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• noun (computer science) the format for the root directory and the file allocation tables and other basic configurations
  

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• noun a problem-oriented language requiring little knowledge of the computer on which it will be run
  

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• noun radioactive waste that left in a nuclear reactor after the nuclear fuel has been consumed
  

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• noun the amount of energy transmitted (as by acoustic or electromagnetic radiation)
  intensity; strength.
  
  • he adjusted the intensity of the sound
  • they measured the station's signal strength

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• noun the greatest possible degree
  uttermost; utmost; maximum.
  
  • he tried his utmost

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• noun intersection of a railway and a road on the same level; barriers close road when trains pass
  grade crossing.
  

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• (Shipbuilding), the outline of a section which is horizontal crosswise, and parallel with the rabbet of the keel lengthwise.

Webster 1913

• the imaginary level from which heights and depths are calculated, taken at a mean distance between high and low water.

Webster 1913

• verb become level or even
  level.
  
  • The ground levelled off

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• (Physics), an equipotential surface at right angles at every point to the lines of force.

Webster 1913

• adjective satellite exercising or showing good judgment
  healthy; levelheaded; sound; intelligent.
  
  • healthy scepticism
  • a healthy fear of rattlesnakes
  • the healthy attitude of French laws
  • healthy relations between labor and management
  • an intelligent solution
  • a sound approach to the problem
  • sound advice
  • no sound explanation for his decision

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• a connected series of measurements, by means of a level, along a given line, as of a railroad, to ascertain the profile of the ground.

Webster 1913

• noun flight at very low altitudes
  terrain flight.
  

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• adjective satellite not intense
  
  • low-level radiation
• adjective lower in rank or importance
  subordinate.
  
• adjective satellite at a low level in rank or importance
  
  • a low-level job
  • low-level discussions
• adjective satellite occurring at a relatively low altitude
  low-altitude.
  
  • a low-level strafing run

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• noun (computer science) the format of sectors on the surface of a hard disk drive so that the operating system can access them and setting a starting position
  initialization; initialisation.
  

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• noun (medicine) radioactive waste consisting of objects that have been briefly exposed to radioactivity (as in certain medical tests)
  

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• noun a level longer than a carpenter's level
  

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• adjective satellite intermediate in rank or position
  
  • middle-level management

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• noun the amplitude level of the undesired background noise
  background level.
  

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• noun the basic level of a subject taken in school
  General Certificate of Secondary Education; GCSE.
  

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• a plumb level. See under Level.

Webster 1913

• noun a carpenter's level with a plumb line at right angles to it
  

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• one in which a horizontal bar is placed in true position by means of a plumb line, to which it is at right angles.

Webster 1913

• noun a level of personal income defining the state of poverty
  poverty line.
  

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• noun the force applied to a unit area of surface; measured in pascals (SI unit) or in dynes (cgs unit)
  pressure; force per unit area.
  
  • the compressed gas exerts an increased pressure

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• noun an index that traces the relative changes in the price of an individual good (or a market basket of goods) over time
  price index.
  

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• noun level of the ocean's surface (especially that halfway between mean high and low tide); used as a standard in reckoning land elevation or sea depth
  

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Sea" lev"el

Definitions

1. The level of the surface of the sea; any surface on the same level with the sea.

Webster 1913

• adjective satellite lying below the normal level
  low-lying.
  
  • a low-lying desert

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• noun the atmospheric pressure reduced by a formula to the pressure at sea level
  

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• noun the amplitude level of the desired signal
  

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• noun the physical intensity of sound
  acoustic power.
  

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• noun indicator that establishes the horizontal when a bubble is centered in a tube of liquid
  level.
  

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• one in which the adjustment to the horizon is shown by the position of a bubble in alcohol or ether contained in a nearly horizontal glass tube, or a circular box with a glass cover.

Webster 1913

• the highest level of a canal, a railroad, or the like, in surmounting an ascent.

Webster 1913

• noun (stock market) the price at which a certain security becomes attractive to investors
  

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• noun surveying instrument consisting basically of a small telescope with an attached spirit level rotating around a vertical axis; for measuring relative heights of land
  

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• a telescope, with a spirit level attached, and with suitable screws, etc., for accurate adjustment, the whole mounted on a tripod, for use in leveling; called also leveling instrument.

Webster 1913

• noun the intensity level that is just barely perceptible
  

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• adjective satellite at an elevated level in rank or importance
  high-ranking; high-level.
  
  • a high-level official
  • a high-level corporate briefing
  • upper-level management

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• . (Surv.) Same as Target, 3.

Webster 1913

• noun the level of the surface of a body of water
  
• noun underground surface below which the ground is wholly saturated with water
  groundwater level; water table.
  
  • spring rains had raised the water table
• noun a line corresponding to the surface of the water when the vessel is afloat on an even keel; often painted on the hull of a ship
  water line; waterline.
  
• noun a water gauge that shows the level by showing the surface of the water in a trough or U-shaped tube
  

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• an instrument to show the level by means the surface of water in a trough, or in upright tubes connected by a pipe.

Webster 1913

• (Surv.), an instrument for measuring differences of level by means of a telescope resting in Y's.

Webster 1913