How to Spell hemisphere
hemisphere
hemisphere - noun
- A half of the celestial sphere as divided into two halves by the horizon , the celestial equator, or the ecliptic
- Half of a spherical or roughly spherical body (such as a planet)
- The inhabitants of a hemisphere of the Earth
- An area of knowledge or activity : sphere, province
Source: Merriam-Webster Dictionary API
"a hemisphere of life heretofore unknown to us"
hemisphere - thesaurus
Etymology
Middle English hemispere, from Latin hemisphaerium, from Greek hēmisphairion, from hēmi- + sphairion, diminutive of sphaira sphere