[ naw-plee-uh s ]
/ ˈnɔ pli əs /

noun, plural nau·pli·i [naw-plee-ahy] /ˈnɔ pliˌaɪ/.

(in many crustaceans) a larval form with three pairs of appendages and a single median eye, occurring usually as the first stage of development after leaving the egg.

Origin of nauplius

1830–40; < Latin: a kind of shellfish


nau·pli·al, nau·pli·form, nau·pli·oid, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for nauplii

British Dictionary definitions for nauplii

/ (ˈnɔːplɪəs) /

noun plural -plii (-plɪˌaɪ)

the larva of many crustaceans, having a rounded unsegmented body with three pairs of limbs

Word Origin for nauplius

C19: from Latin: type of shellfish, from Greek Nauplios, one of the sons of Poseidon
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012