noun \ˈkrā-ˌfish\

: an animal that looks like a small lobster and lives in rivers and streams

Full Definition of CRAYFISH

:  any of numerous freshwater decapod crustaceans (especially families Astacidea, Cambaridae, and Parastacidae) resembling the lobster but usually much smaller

Illustration of CRAYFISH

Origin of CRAYFISH

by folk etymology from Middle English crevis, from Anglo-French creveis, escreveice, of Germanic origin; akin to Old High German krebiz crab — more at crab
First Known Use: 14th century


noun    (Concise Encyclopedia)

Any of more than 500 species of decapods that are closely related to the lobster. Nearly all the species live in freshwater, and over half are found in North America. They have a joined head and thorax (midsection) and a segmented body that is yellow, green, red, or dark brown. The head has a sharp snout, and the eyes are on movable stalks. The exoskeleton is thin but tough, and the front pair of legs have large pincers. Crayfish are usually about 3 in. (7.5 cm) long but range from 1 to 16 in. (2.5–40 cm) long.

Variants of CRAYFISH

crayfish or crawfish or crawdad


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