nautiloid Hear it!

nautiloid definition

nau·ti·loid (nôt′'l o̵id′)

noun

any of a subclass (Nautiloidea) of cephalopods with chambered, coiled, or straight external shells: the nautiluses are the only remaining representatives

Etymology: < ModL Nautiloidea: see nautilus & -oid

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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