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planetarium

Browse the Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

planetarium

Main Entry:: plan·e·tar·i·um
Pronunciation:: \ˌpla-nə-ˈter-ē-əm\
Function:: noun
Inflected Form(s):: plural plan·e·tar·i·ums or plan·e·tar·ia \-ē-ə\
Date:: 1734

1: a model or representation of the solar system2 a: an optical device for projecting various celestial images and effects b: a building or room housing such a projector

Learn more about "planetarium" and related topics at Britannica.com

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