Main Entry:

cut·tle·fish

Pronunciation:

\-ˌfish\

Function:

noun

Etymology:

Middle English cotul + English fish

Date:

circa 1828

: any of various marine cephalopod mollusks (order Sepioidea, especially genus Sepia) having eight short arms and two usually longer tentacles and differing from the related squid in having a calcified internal shell

[cuttlefish illustration]