English-Thai Dictionary
planisphere
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Webster's 1828 Dictionary
PLANISPHERE
n.[L. planus, plain, and sphere. ] A sphere projected on a plane, in which sense, maps in which are exhibited the meridians and other circles, are planispheres.
Webster's 1913 Dictionary
PLANISPHERE
Plan "i *sphere, n. Etym: [Plani- + sphere: cf. F. planisphère. See Plain, and Sphere. ]
Defn: The representation of the circles of the sphere upon a plane; especially, a representation of the celestial sphere upon a plane with adjustable circles, or other appendages, for showing the position of the heavens, the time of rising and setting of stars,etc. , for any given date or hour.
New American Oxford Dictionary
planisphere
plan i sphere |ˈplanəˌsfi (ə )r ˈplænəˌsfɪər | ▶noun a map formed by the projection of a sphere or part of a sphere on a plane, esp. an adjustable circular star map that shows the appearance of the heavens at a specific time and place. DERIVATIVES plan i spher ic |ˌplanəˈsfi (ə )rik, -ˈsfer- |adjective ORIGIN late Middle English planisperie, from medieval Latin planisphaerium, from Latin planus ‘level ’ + sphaera ‘sphere ’; later influenced by French planisphère.
Oxford Dictionary
planisphere
planisphere |ˈplanɪsfɪə | ▶noun a map formed by the projection of a sphere or part of a sphere on a plane, especially an adjustable circular star map that shows the appearance of the heavens at a specific time and place. DERIVATIVES planispheric |-ˈsfɛrɪk |adjective ORIGIN late Middle English planisperie, from medieval Latin planisphaerium, from Latin planus ‘level ’ + sphaera ‘sphere ’; later influenced by French planisphère.
The Wordsmith Dictionary