urchin : Idioms & Phrases

Index

Cake urchin

  • (Zoöl), any species of flat sea urchins belonging to the Clypeastroidea .
Webster 1913

edible sea urchin

  • noun a sea urchin that can be eaten
    Echinus esculentus.
WordNet

Heart urchin

  • noun sea urchin having a heart-shaped body in a rigid spiny shell
WordNet
  • (Zoöl.), any heartshaped, spatangoid sea urchin. See Spatangoid.
Webster 1913

Keyhole urchin

  • (Zoöl.), any one of numerous clypeastroid sea urchins, of the genera Melitta, Rotula, and Encope; so called because they have one or more perforations resembling keyholes.
Webster 1913

sea urchin

  • noun shallow-water echinoderms having soft bodies enclosed in thin spiny globular shells
WordNet
Sea" ur"chin
Definitions
  1. (Zoöl.) Any one of numerous species of echinoderms of the order Echinoidea. When living they are covered with movable spines which are often long and sharp.
Webster 1913

street urchin

  • noun a child who spends most of his time in the streets especially in slum areas
    guttersnipe.
WordNet

Urchin fish

  • (Zoöl.), a diodon.
Webster 1913

Wheel urchin

  • (Zoöl.), any sea urchin of the genus Rotula having a round, flat shell.
Webster 1913