a map or projection representing one of these halves.
a half of a sphere.
Anatomy. either of the lateral halves of the cerebrum or cerebellum.
the area within which something occurs or dominates; sphere; realm.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use hemisphere in a sentence
Like the cerebrum, the cerebellum has two hemispheres, separated by a structure called the vermis.
The first grey pencillings of dawn would raise a tempest which would shake two hemispheres.Read ‘The King in Yellow,’ the ‘True Detective’ Reference That’s the Key to the Show | Robert W. Chambers | February 20, 2014 | THE DAILY BEAST
The Christians, under pretext of spreading their holy religion, covered the two hemispheres a hundred times with blood.Superstition In All Ages (1732) | Jean Meslier
Nor is it meant to be said that the textile fabrics of the two hemispheres are alike in thread, stitch, or pattern.
The aboriginal art of making pottery was also carried on in the same or a similar manner in both hemispheres.
British Dictionary definitions for hemisphere
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
- hemispheric (ˌhɛmɪˈsfɛrɪk) or hemispherical, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for hemisphere
One half of a sphere, formed by a plane that passes through the center of the sphere.
Either the northern or southern half of the Earth as divided by the equator, or the eastern or western half as divided by a meridian, especially the prime meridian.
One half of the celestial sphere as divided by any of various great circles, especially the celestial equator and the ecliptic. See more at celestial sphere.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Cultural definitions for hemisphere
Any half of the Earth's surface.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.