hemisphere definition - Dictionary

Dictionary

hem·i·sphere [ hémmi sfr ] (plural hem·i·spheres)

noun

Definition:

1. half of Earth: one half of the Earth, especially a half north or south of the equator or west or east of the prime meridian

2. half of sphere: one half of a sphere or of anything spherical in shape

3. anatomy
Same as cerebral hemisphere

4. astronomy half of celestial sphere: one half of the celestial sphere, north or south of the celestial equator

[14th century. Via French or Latin< Greek hēmisphairion< sphaira "ball"]

hem·i·spher·ic [ hèmmi sfrik, hèmmi sférrik ] adjective

hem·i·spher·i·cal adjective

hem·i·spher·i·cal·ly adverb