Search results
a. : a half of the celestial sphere as divided into two halves by the horizon (see horizon sense 1b), the celestial equator, or the ecliptic. b. : half of a spherical or roughly spherical body (such as a planet)
In geometry, a sphere is the set of all points in three-dimensional space lying the same distance (the radius) from a given point (the center); a hemisphere is half of a sphere, cut along the diameter. The curved surface area and volume of a hemisphere can be calculated by using the equations 2π r2 and (2/3)π r3, respectively.
Hemisphere definition: half of the terrestrial globe or celestial sphere, especially one of the halves into which the earth is divided.. See examples of HEMISPHERE used in a sentence.
HEMISPHERE definition: 1. one of two halves of the earth, especially above or below the equator: 2. one of the two halves…. Learn more.
Mar 6, 2024 · Vocabulary. A circle drawn around Earth’s center divides it into two equal halves called hemispheres, or half spheres. Though this can be done in infinite ways. However, there are generally considered to be four hemispheres: Southern, Northern, Eastern, and Western.
one of two halves of the earth, especially above or below the equator: the northern / southern hemisphere. anatomy specialized. one of the two halves of the brain: the left / right hemisphere. half of a sphere (= ball shape): The bush had been pruned into a perfect hemisphere. SMART Vocabulary: related words and phrases.
hemisphere. (ˈhɛmɪˌsfɪə) n. 1. (Mathematics) one half of a sphere. 2. (Physical Geography) a. 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°. b. a map or projection of one of the hemispheres. 3.
A hemisphere is half of a sphere. If it’s a cold winter in the northern hemisphere, take a winter getaway to sunbathe somewhere in the southern hemisphere.
any of the halves of the earth: the earth is divided by the equator into the N and S hemispheres and by a meridian into the E Hemisphere (containing Europe, Asia, Africa, and Australia) and the W Hemisphere (containing the Americas and Oceania)
Definition of hemisphere noun from the Oxford Advanced Learner's Dictionary. hemisphere. noun. /ˈhemɪsfɪə (r)/ /ˈhemɪsfɪr/ one half of the earth, especially the half above or below the equator. the northern/southern hemisphere. In the northern hemisphere, December is a winter month. Wordfinder. Topics Geography b2. Join us.
