Meanings
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1
noun
A place where wild animals are kept so that people can see them.
The children like to visit the zoo, especially the monkey cage.
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2
noun
A place that is wild, crowded, or chaotic.
The shopping centre was a zoo the week before Christmas.
Thesaurus
Etymology
Clipping of zoological garden or zoological park, now the usual form. See zoology. Sense 5 is a clipping of zoophile or zoophilia.