• synonyms


[om-niv-er-uh s]
See more synonyms for omnivorous on Thesaurus.com
  1. eating both animal and plant foods.
  2. eating all kinds of foods indiscriminately.
  3. taking in everything, as with the mind: an omnivorous reader.
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Origin of omnivorous

1650–60; < Latin omnivorus, equivalent to omni- omni- + -vorus -vorous
Related formsom·niv·o·rism, nounom·niv·o·rous·ly, adverbom·niv·o·rous·ness, nounom·niv·o·rism, noun
Can be confusedcarnivorous herbivorous omnivorous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for omnivorousness

Historical Examples

  • Do I boast of my omnivorousness of reading, even apart from romances?

    The Book Lovers' Anthology


  • Sneaking past, in this sweet night, which stirred in one such sentiment, that ghoulish cur was like the omnivorousness of Nature.

British Dictionary definitions for omnivorousness


  1. eating food of both animal and vegetable origin, or any type of food indiscriminately
  2. taking in or assimilating everything, esp with the mind
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Derived Formsomnivorously, adverbomnivorousness, noun

Word Origin

C17: from Latin omnivorus all-devouring, from omni- + vorāre to eat greedily
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

Word Origin and History for omnivorousness



1650s, from Latin omnivorus "all-devouring," from omnis "all" (see omni-) + vorare "devour, swallow" (see voracity). Related: Omnivorously; omnivorousness.

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Online Etymology Dictionary, © 2010 Douglas Harper