Dictionary

nautiloid

nautiloid

noun nau·ti·loid \ˈn-tə-ˌlid, ˈnä-\

Definition of NAUTILOID

:  any of a subclass (Nautiloidea) of cephalopods bearing an external straight, curved, or spiral shell that were abundant chiefly in the Paleozoic but are represented in the recent fauna only by the nautiluses
nautiloid adjective

First Known Use of NAUTILOID

circa 1728

Browse

Next Word in the Dictionary: NautiloideaPrevious Word in the Dictionary: nautiliteAll Words Near: nautiloid
March 03, 2015
thanatology Hear it
The study of death and grieving
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears