Longman Dictionary of Contemporary English
Wiktionary
n. (context stilted or formal English) A zoo, a park where live animals are exhibited.
WordNet
Usage examples of "zoological garden".
Every animal in this evil zoological garden responds to the elements.
So it is withal an interesting city, though one may scarcely enjoy it from the inside of a cage in a zoological garden, which is exactly where I landed a few minutes after I was driven through the rear gate of the palace grounds.
It took him twenty minutes to walk the length of the Tiergarten and around the Zoological Garden to Zoo Station.
And so, monsieur, it goes on, day by day, in this hotel that is a Zoological Garden.
The zoological garden, for instance: a wondrous park, miraculously green and lush in this hot dry climate, where astounding animals roamed in enclosures so generous that they did not seem like enclosures at all.
The grounds were a botanical and zoological garden of Terran and Sphinxian species, crafted specifically for her pleasure, and she'd been both touched by the gesture and shocked by its cost.