zoo

1 of 2

noun

plural zoos
1
: a facility with usually indoor and outdoor settings where living, typically wild animals are kept especially for public exhibition

called also zoological garden, zoological park

2
: a place, situation, or group marked by crowding, confusion, or unrestrained behavior
The convention was a zoo.

zoo-

2 of 2

combining form

variants or before a vowel zo-
1
: animal : animal kingdom or kind
zooid
zoology
2
: motile
zoospore

Examples of zoo in a Sentence

Noun The sixth grade classroom was a zoo after recess. The supermarket was a real zoo on the night before the storm.
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.
Noun
Part of his business was selling exotic animals to zoos, including two rare manatees purchased by the New York Aquarium in 1904. Jeremy Drouin, Kansas City Star, 14 Apr. 2025 The bored petting zoo attendant who hands over a white rabbit to Ramsey certainly doesn’t clock them from their front-row appearances at Dior. Zing Tsjeng, Vogue, 11 Apr. 2025 For one thing, they’re printed in English and Spanish, a first for the zoo. Ross Andersen, The Atlantic, 6 Apr. 2025 The first of the four siblings hatched on Feb. 27, the zoo said. Kate Linderman, Miami Herald, 4 Apr. 2025 See All Example Sentences for zoo

Word History

Etymology

Noun

short for zoological garden

Combining form

borrowed from Greek zōo-, zōio-, combining form from zôion "animal," derivative from the base of zṓō, zṓein (Homeric), zô, zên (Attic) "to be alive, live," going back to Indo-European *gwi̯éh3-(u)- "live" (whence also Tocharian B śāyau "[I] live"), full grade of a stem attested elsewhere with zero grade as *gwih3-u-, whence Latin vīvō, vīvere "to live," Old Church Slavic živǫ, žiti, Old Prussian giwa "(s/he) lives," Latvian dzīvu "(I) live," Sanskrit jīvati "(s/he) lives," Avestan juuaiti

Note: See also bio-, quick entry 1.

First Known Use

Noun

1835, in the meaning defined at sense 1

Time Traveler
The first known use of zoo was in 1835

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Cite this Entry

“Zoo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/zoo. Accessed 18 Apr. 2025.

Kids Definition

zoo

noun
plural zoos
: a garden or park where living usually wild animals are kept for showing to the public

More from Merriam-Webster on zoo

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