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flora

1 American  
[flawr-uh, flohr-uh] / ˈflɔr ə, ˈfloʊr ə /

noun

plural

floras, florae

  1. the plants of a particular region or period, listed by species and considered as a whole.

  2. a work systematically describing such plants.

  3. plants, as distinguished from fauna.

  4. the aggregate of bacteria, fungi, and other microorganisms normally occurring on or in the bodies of humans and other animals.

    intestinal flora.
Flora 2 American  
[flawr-uh, flohr-uh] / ˈflɔr ə, ˈfloʊr ə /

noun

  1. a female given name.

flora 1 British  
/ ˈflɔːrə /

noun

  1. all the plant life of a given place or time

  2. a descriptive list of such plants, often including a key for identification

  3. short for intestinal flora

"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
Flora 2 British  
/ ˈflɔːrə /

noun

  1. the Roman goddess of flowers

"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
flora Scientific  
/ flôr′ə /

plural

floras

  1. The plants of a particular region or time period.

  2. The bacteria and other microorganisms that normally inhabit a bodily organ or part, such as the intestine.

flora Cultural  

  1. Plants, especially the plants of a particular place and time.

Other Word Forms

  • subflora noun

Etymology

Origin of flora

First recorded in 1655–65; from New Latin, Latin Flōra the Roman goddess of flowers (used from the 17th century in the titles of botanical works), derivative of Latin flōr- (stem of flōs ) “flower”

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The gut microbiome, also called the gut flora, plays a vital role in human health.

From Science Daily • Feb. 8, 2026

Some people's gardens have also been affected by deer munching their flora.

From BBC • Dec. 25, 2025

The Palisades is nested against a mountain range filled with dried-out flora, making it an “extreme” fire risk, according to an official state threat assessment.

From The Wall Street Journal • Dec. 19, 2025

Australia, with its vast flora and fauna, is also highly vulnerable.

From Barron's • Nov. 17, 2025

In the light of this comparison, we shall ask: Did the flora and environment of the Fertile Crescent have clear advantages over those of New Guinea and the eastern United States?

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.