planisphere

See also: planisphère

English

Etymology

plani- +‎ sphere or plani- +‎ -sphere

Pronunciation

• (US) IPA^(key): /ˈpleɪ.nɪˌsfɪɚ/, /ˈplæn.ɪˌsfɪɚ/

• Audio (UK):

  (file)

Noun

planisphere (plural planispheres)

1. Any representation (map projection) of part of a sphere on a plane surface.
2. A map constructed by stereographic projection, as described in Ptolemy's treatise Planisphaerium and later used in planispheric astrolabes
3. A map of the whole world, especially those from the 16th–17th century
4. (astronomy) Any of several charts of the celestial sphere having an overlay or window that may be adjusted to show the stars visible at a particular time, or from a particular place.

Derived terms

• planispheric

Translations

charts of the celestial sphere

• French: planisphère (fr) m
• German: Planisphäre f
• Portuguese: planisfério m