flora
1 Americannoun
plural
floras, florae-
the plants of a particular region or period, listed by species and considered as a whole.
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a work systematically describing such plants.
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plants, as distinguished from fauna.
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the aggregate of bacteria, fungi, and other microorganisms normally occurring on or in the bodies of humans and other animals.
intestinal flora.
noun
noun
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all the plant life of a given place or time
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a descriptive list of such plants, often including a key for identification
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short for intestinal flora
noun
plural
floras-
The plants of a particular region or time period.
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The bacteria and other microorganisms that normally inhabit a bodily organ or part, such as the intestine.
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.
"These habitats are exceptionally rare, rich in biodiversity, support unique flora and fauna, and are impossible to recreate or replace," he said.
From BBC • Feb. 27, 2026
The gut microbiome, also called the gut flora, plays a vital role in human health.
From Science Daily • Feb. 8, 2026
Humanity, which has gained the capability of time travel, lives among the clouds, collecting extinct flora from the past to populate lush, green gardens on elevated platforms while Earth undergoes a healing process below.
From Los Angeles Times • Dec. 22, 2025
But experts who examined that site found 78 fauna and flora species on Norway's "red list" -- species at risk of extinction to varying degrees.
From Barron's • Dec. 20, 2025
“There he was, talking about the post-volcanic flora and I puked right on him,” Kim told me in homeroom the next day.
From "If I Stay" by Gayle Forman
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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.