hemisphere
- Noun. (astronomy) , (astrology) Half of the celestial sphere, as divided by either the ecliptic or the celestial equator (defdate, from 14th c.) .
- Noun. (figuratively) A realm or domain of activity (defdate, 1503) .
- Noun. (geography) Half of the Earth, such as the Northern Hemisphere, Southern Hemisphere, Western Hemisphere or Eastern Hemisphere, Land Hemisphere, Water Hemisphere etc. (defdate, 1550s) .
- Noun. (geometry) Any half-sphere, formed by a plane intersecting the center of a sphere. (defdate, 1580s) .
- Noun. (cartography) A map or projection of a celestial or terrestrial hemisphere (defdate, 1706) .
- Noun. (anatomy) Either of the two halves of the cerebrum. (defdate, 1804) .
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This entry was last updated on RefTopia from its source on 3/20/2012.