planisphere

noun

pla·ni·sphere | \ ˈplā-nə-ˌsfir

Definition of planisphere

: a representation of the circles of the sphere on a plane especially : a polar projection of the celestial sphere and the stars on a plane with adjustable circles or other appendages for showing celestial phenomena for any given time

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Examples of planisphere in a Sentence

Recent Examples on the Web Monthly sky maps take the place of a planisphere in this atlas, which covers both the northern and southern hemisphere. — Popular Science, 13 Sep. 2019 Kids can craft their own planispheres and play games about the night sky. — Sara Cagle, Los Angeles Times, 31 July 2019

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