• synonyms


[en-tuh-mos-truh-kuh n]
See more synonyms on Thesaurus.com
  1. any crustacean belonging to the former subclass Entomostraca.
  1. of or belonging to this subclass.
Related formsen·to·mos·tra·cous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for entomostracan

Historical Examples

  • On this principle, an oyster on the half-shell might be called an Entomostracan.

    Through a Microscope

    Samuel Wells

  • The fewness of the segments of the abdomen, and their not bearing in two of the orders appendages, is an Entomostracan character.

British Dictionary definitions for entomostracan


  1. any small crustacean of the group (formerly subclass) Entomostraca, including the branchiopods, ostracods, and copepods
  1. of, relating to, or belonging to the Entomostraca
Derived Formsentomostracous, adjective

Word Origin

C19: from New Latin entomo- + Greek ostrakon shell; see ostracize
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

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