Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

Omnivora

plural noun
Om·​niv·​o·​ra | \ämˈnivərə\

Definition of Omnivora 

1 in some especially former classifications : a group comprising the pigs and the hippopotamuses

2 or omnivora

a : omnivorous animals

b : man and swine —used when it is desired to stress fundamental similarities of habits and physiology

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for Omnivora

New Latin, from Latin, neuter plural of omnivorus omnivorous

Keep scrolling for more

Learn More about Omnivora

Statistics for Omnivora

Look-up Popularity

Comments on Omnivora

What made you want to look up Omnivora? Please tell us where you read or heard it (including the quote, if possible).

Show Comments  Hide Comments 

WORD OF THE DAY

tomfoolery

playful or foolish behavior

Get Word of the Day daily email!

Test Your Vocabulary

Autumn Words of the Day 2018

  • a-top-down-image-of-road-through-an-autumn-forest
  • Which is a synonym of fugacious?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games