Woodlouse

//ˈwʊdˌlaʊs// noun

Definitions

Noun
  1. 1
    Any of the terrestrial isopod crustaceans of suborder Oniscidea, which have a rigid, segmented exoskeleton, often being capable of rolling into a ball, and feed only on dead plant matter, usually living in damp, dark places, such as under stones or bark.

    "In addition, both the woodlouse and the crayfish possess an unpaired medial nerve which runs along the whole length of the ventral nerve cord, linking adjacent ganglia."

  2. 2
    any of various small terrestrial isopods having a flat elliptical segmented body; found in damp habitats wordnet

Etymology

From wood + louse.

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