: of, relating to, or derived from birds
avian behavior
avian species
see also avian dinosaur
Examples of avian in a Sentence
Recent Examples on the Web
The prevailing scientific view for more than 50 years held that this hollow architecture was a uniquely avian trait — a feature absent from the mammalian lineage entirely.
—
Ryan Brennan, Charlotte Observer, 20 Mar. 2026
Mike Puglisi's egg farm was one of the first to get hit with avian flu back in 2022.
—Scott Horsley, NPR, 13 Mar. 2026
The peppered bird seed is perfectly safe for our avian friends, but rodents really don’t like it.
—Joan Morris, Mercury News, 2 Mar. 2026
The increasing number of outbreaks of avian flu on US farms has made eggs an expensive - and rare - commodity.
—Alex Harring, CNBC, 26 Feb. 2026
See All Example Sentences for avian
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Ryan Brennan, Charlotte Observer, 20 Mar. 2026
Mike Puglisi's egg farm was one of the first to get hit with avian flu back in 2022.
—Scott Horsley, NPR, 13 Mar. 2026
The peppered bird seed is perfectly safe for our avian friends, but rodents really don’t like it.
—Joan Morris, Mercury News, 2 Mar. 2026
The increasing number of outbreaks of avian flu on US farms has made eggs an expensive - and rare - commodity.
—Alex Harring, CNBC, 26 Feb. 2026
See All Example Sentences for avian
Cite this Entry
“Avian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/avian. Accessed 29 Mar. 2026.
Copy CitationKids Definition
avian
adjective
avi·an
ˈā-vē-ən 
: of, relating to, or derived from birds
Medical Definition
avian
adjective
avi·an
ˈā-vē-ən
: of, relating to, or derived from birds
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