| 单词 | planisphere |
| 释义 | planisphere —planispherical /plan'euh sfer"i keuhl, -sfear"-, play'neuh-/, planispheric, planispheral /plan'i sfear"euhl, play'neuh-/, adj. /plan"euh sfear', play"neuh-/, n. 1. a map of half or more of the celestial sphere with a device for indicating the part of a given location visible at a given time. 2. a projection or representation of the whole or a part of a sphere on a plane. [1350-1400; PLANI- + SPHERE; r. ME planisperie < ML planisphaerium] |
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