bi·​o·​ta | \ bī-ˈō-tə How to pronounce biota (audio) \

Definition of biota

: the flora and fauna of a region — see also microbiota

Examples of biota in a Sentence

Recent Examples on the Web

Among the ancient biota—or plant and animal life—found so far: four turtle species, eight amphibian species, 15 fishes, 17 mammals, 24 of the winged reptiles called pterosaurs and no fewer than 53 ancient bird species. Stefen Chow, Smithsonian, "The Great Chinese Dinosaur Boom," 19 Apr. 2018 Jennifer Kahn and her sources say that the biota has changed drastically before; but never before, since humans appeared 200,000 years ago, have so many species disappeared. The New York Times Magazine, New York Times, "The 3.18.18 Issue," 28 Mar. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'biota.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of biota

1901, in the meaning defined above

History and Etymology for biota

New Latin, from Greek biotē life; akin to Greek bios

Keep scrolling for more

Learn More about biota

Statistics for biota

Look-up Popularity

Time Traveler for biota

The first known use of biota was in 1901

See more words from the same year

More from Merriam-Webster on biota

Rhyming Dictionary: Words that rhyme with biota

Comments on biota

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


something desired as essential

Get Word of the Day daily email!

Test Your Vocabulary

What's that Smell?! Quiz

  • wide eyed dog smelling rose
  • Someone who is hircine smells like a:
True or False

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


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

Love words? Need even more definitions?

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