: an Australian arboreal marsupial (Phascolarctos cinereus) that has a broad head, large hairy ears, dense gray fur, and sharp claws and feeds on eucalyptus leaves

called also koala bear

Illustration of koala

Illustration of koala

Examples of koala in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
It's estimated that around 50% of Australia's remaining koalas are infected, but the rate his highly population-specific. New Atlas, 21 July 2026 Guests also get to hang out with emus, koalas and (obviously) crocodiles. Amber Harding Outkick, FOXNews.com, 15 July 2026 Thylacine research, by the same token, might be a lifeline for koalas by spurring the development of assistive reproductive technologies for marsupials. Taylor Dotson, Scientific American, 10 July 2026 Koya is the sleepy koala with baby blue fur and a violet nose. Rin Velasco, The Providence Journal, 10 July 2026 See All Example Sentences for koala

Word History

Etymology

Dharuk (Australian aboriginal language of the Port Jackson area) gula, gulawanʸ

First Known Use

1802, in the meaning defined above

Time Traveler
The first known use of koala was in 1802

Browse Nearby Words

Cite this Entry

“Koala.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/koala. Accessed 25 Jul. 2026.

Kids Definition

koala

noun
: an Australian tree-dwelling marsupial mammal that has large hairy ears, thick gray fur, sharp claws for climbing, and no tail and feeds on eucalyptus leaves

called also koala bear

More from Merriam-Webster on koala

Love words? Need even more definitions?

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