omnivorous

UK: /ɒmˈnɪvərəs/ US: /ɑmˈnɪvərəs/ ,(om niv′ər əs)

WordReference Random House Learner's Dictionary of American English © 2025

om•niv•o•rous /ɑmˈnɪvərəs/   adj. 

1. Ecology feeding on both animals and plants.
2. eating all kinds of foods.
3. taking in everything, such as with the mind:
   an omnivorous reader.

om•ni•vore /ˈɑmnəˌvɔr/  n. [countable] See -vor-.

WordReference Random House Unabridged Dictionary of American English © 2025

om•niv•o•rous  (om niv′ər əs), adj. 

1. Ecology eating both animal and plant foods.
2. eating all kinds of foods indiscriminately.
3. taking in everything, as with the mind:
   an omnivorous reader.

• Latin omnivorus, equivalent. to omni- omni- + -vorus -vorous
• 1650–60

om•niv′o•rism, n. 
om•niv′o•rous•ly, adv. 
om•niv′o•rous•ness, n. 
om•niv′o•rism, n. 

Collins Concise English Dictionary © HarperCollins Publishers::

omnivorous / ɒmˈnɪvərəs/ adjective

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

Etymology: 17th Century: from Latin omnivorus all-devouring, from omni- + vorāre to eat greedily

omˈnivorously adverb

omˈnivorousness noun