hemisphere

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hemisphere

  • /ˈhɛmɪsfɪə/ UK
  • /ˈhɛmɪsfɪː/ British, Southern, Standard
  • /ˈhɛmɪsfɪj.ə/ British, Southern, Standard
  • /ˈhɛmɪsfɪɹ/ Canada, US
  • /ˈhemɪsfɪə/ Australia
  • /ˈheməsfiə/ New Zealand
  • /ˈhɛmɪsfiɾ/ Scotland
  • /ˈhɛmɪsfɛː/

Where it comes from

From Latin hemisphaerium, from Ancient Greek ἡμισφαίριον (hēmisphaírion), from ἡμι- (hēmi-, “half”) + σφαῖρα (sphaîra, “sphere”). Equivalent to hemi- + sphere. Displaced native Old English healftrendel (literally “half-sphere”).

noun hemispheres · hemisphære

  1. Half of the celestial sphere, as divided by either the ecliptic or the celestial equator .

    Similar: celestial hemisphere

  2. figuratively A realm or domain of activity . Love is the Columbus of our moral world, and opens, at some period or other, a new hemisphere to our view.

    Similar: sphere

  3. Half of the Earth, such as the Northern Hemisphere, Southern Hemisphere, Western Hemisphere or Eastern Hemisphere, Land Hemisphere, Water Hemisphere etc. . Bangkok typically sees temperatures between 73 and 91 degrees Fahrenheit (23 to 33 degrees Celsius) during January, according to the Tourism Authority of Thailand – one reason why it’s a paradise for many tourists looking to escape winter in the northern hemisphere.
  4. Any half-sphere, formed by a plane intersecting the center of a sphere. .

    Similar: half-sphere

  5. A map or projection of a celestial or terrestrial hemisphere .

    Similar: planisphere

  6. Either of the two halves of the cerebrum. .

    Similar: cerebral hemisphere

Similar: terrestrial hemisphere, half sphere

Thesaurus

Closest in meaning: cerebral hemisphere, latitude, south, planet, earth, sky, atmosphere, globe, hemicycle, cone, half, ball, chamber, global, region, america

Translations

Every language

noun half of the celestial sphere

हिन्दीगोलार्ध golārdh
Русскийполусфе́ра polusféra, полуша́рие polušárije, гемисфе́ра gemisféra

noun half of the Earth

Españolhemisferio
한국어반구 ban'gu
日本語半球 hankyū
中文半球 bànqiú
हिन्दीगोलार्ध golārdh
Portuguêshemisfério
Françaishémisphère
DeutschHemisphäre, Halbkugel
Italianoemisfero
Ελληνικάημισφαίριο imisfaírio
Românăemisferă
Русскийполуша́рие polušárije, гемисфе́ра gemisféra
Tiếng Việtbán cầu
العربيةنِصْف كُرَة niṣf kura
עבריתהמיספירה, חֲצִי כַּדּוּר khatsi kadúr

noun any half-sphere

Españolhemisferio, semiesfera
日本語半球体 hankyūtai, 半球 hankyū
中文半球 bànqiú
हिन्दीगोलार्ध golārdh
Portuguêshemisfério
Françaishémisphère
DeutschHalbkugel
Italianoemisfero
Ελληνικάημισφαίριο imisfaírio
Românăemisferă
Русскийполуша́рие polušárije
العربيةنِصْف كُرَة niṣf kura

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Cite this
MLA

"hemisphere." Wiktionary, via Micwyn, micwyn.com/word/hemisphere. Accessed 6 Nov. 2026.

APA

hemisphere. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/hemisphere

Chicago

"hemisphere." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/hemisphere.

BibTeX
@misc{hemisphere_2026,
  title = {hemisphere},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/hemisphere},
  urldate = {2026-11-06}
}