- half of the terrestrial globe or celestial sphere, especially one of the halves into which the earth is divided.
- a map or projection representing one of these halves.
- a half of a sphere.
- either of the lateral halves of the cerebrum or cerebellum.
- the area within which something occurs or dominates; sphere; realm.
- one half of a sphere
- half of the terrestrial globe, divided into northern and southern hemispheres by the equator or into eastern and western hemispheres by some meridians, usually 0° and 180°
- a map or projection of one of the hemispheres
- either of the two halves of the celestial sphere that lie north or south of the celestial equator
- anatomy short for cerebral hemisphere
