zoo

1 of 2

noun

ˈzü 

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

Synonyms

Noun

• ado
• alarums and excursions
• ballyhoo
• blather
• bluster
• bobbery
• bother
• bustle
• clatter
• clutter [chiefly dialect]
• coil
• commotion
• corroboree [Australian]
• disturbance
• do [chiefly dialect]
• foofaraw
• fun
• furor
• furore
• fuss
• helter-skelter
• hoo-ha
• hoo-hah
• hoopla
• hubble-bubble
• hubbub
• hullabaloo
• hurly
• hurly-burly
• hurricane
• hurry
• hurry-scurry
• hurry-skurry
• kerfuffle [chiefly British]
• moil
• pandemonium
• pother
• row
• ruckus
• ruction
• rumpus
• shindy
• splore [Scottish]
• squall
• stew
• stir
• storm
• to-do
• tumult
• turmoil
• uproar
• welter
• whirl
• williwaw

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

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

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 *g^wi̯éh₃-(u)- "live" (whence also Tocharian B śāyau "[I] live"), full grade of a stem attested elsewhere with zero grade as *g^wih₃-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

Phrases Containing zoo

• petting zoo

Rhymes for zoo

• blew
• blue
• boo
• brew
• chew
• chou
• clue
• coo
• coup
• crew
• cue
• dew

Kids Definition

zoo

noun

ˈzü 

plural zoos

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