Learn how to say Terrarium correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word terrarium:
noun (plural terrariums or terraria /-rɪə/)
a vivarium for smaller land animals, especially reptiles, amphibians, or terrestrial invertebrates, typically in the form of a glass-fronted case.
a sealed transparent globe or similar container in which plants are grown.
late 19th century: modern Latin, from Latin terra ‘earth’, on the pattern of aquarium