terrarium

American  

[tuh-rair-ee-uhm] / təˈrɛər i əm /

noun

plural

terrariums, terraria

1. a vivarium for land animals (aquarium ).

2. a glass container, chiefly or wholly enclosed, for growing and displaying plants.

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terrarium British  

/ tɛˈrɛərɪəm /

noun

1. an enclosure for keeping small land animals

2. a glass container, often a globe, in which plants are grown

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Etymology

Origin of terrarium

First recorded in 1885–90; terr(a) + -arium

Compare meaning

How does terrarium compare to similar and commonly confused words? Explore the most common comparisons:

• vivarium vs. terrarium

Example Sentences

There was a basketball court, wading pools, a library, a terrarium, chess tables, a gym, bicycles and a snack room filled entirely with products from Feastables, Donaldson’s snack company.

From The Wall Street Journal • Jan. 3, 2026

Earth isn’t an isolated terrarium, and life upon it has been as influenced by impacts and near misses as by continental drift.

From Slate • Oct. 21, 2024

Move plants that require moist soil and high humidity into a terrarium.

From Seattle Times • Jan. 17, 2024

They share a terrarium in a fifth grade classroom in Florida, and when Leo realizes he’s reaching the end of his reptilian life span, he has a sudden urge to escape and see the world.

From New York Times • Jan. 12, 2024

“Why can’t they stay here? You could buy a terrarium from a pet store—and another lizard who can show them how to...do lizard stuff. I could help you look after them.”

From "Dragons in a Bag" by Zetta Elliott