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Synonyms

birds

Cultural  

  1. A class of vertebrates distinguished by their feathers and their two legs and two wings. Birds are warm-blooded animals, and their young hatch from eggs.

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Some scientists argue that modern birds are descended from the dinosaurs.

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.

Published in the journal Ecosphere, the study disputes this widely accepted narrative and introduces a broader explanation for why the birds declined.

From Science Daily • Apr. 14, 2026

The RSPB's Big Garden Birdwatch study was released alongside a plea from the charity not to feed birds during the summer months, as it could spread disease.

From BBC • Apr. 13, 2026

“She was born under a full moon in the arms of mother nature. The jaguars taught her to run, the birds to fly,” her intro video intoned.

From Los Angeles Times • Apr. 13, 2026

Scientists collected fecal samples from the birds and used them to study their gut microbiomes, which are the communities of beneficial bacteria in the digestive system.

From Science Daily • Apr. 13, 2026

Leah, Lizzie, and Kate slept for a few hours, and woke to birds singing from the chestnut trees in the square.

From "American Spirits" by Barb Rosenstock

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.