eating both animal and plant foods.
eating all kinds of foods indiscriminately.
taking in everything, as with the mind: an omnivorous reader.
Origin of omnivorous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
eating food of both animal and vegetable origin, or any type of food indiscriminately
taking in or assimilating everything, esp with the mind
Word Origin for omnivorous
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
Online Etymology Dictionary, © 2010 Douglas Harper