planisphere Hear it!

planisphere Definition

plani·sphere (plan′i sfir′)

noun

  1. a map or chart that is the projection on a plane of all or part of a sphere
  2. a projection on a plane of the celestial sphere, usually with the N or S celestial pole as the center

Etymology: ML planisphaerium: see plani- & sphere

planisphere Related Forms
plan′i·spher′ic (-sfer′ik, -sfir′-) adjective
planisphere Usage Examples

Modifies a noun

  • finder: Drop-in activities including puzzles, quizzes and trails, and make your own planisphere star finder.