hemispherical
noun(hemi-sphere)
a half of the celestial sphere as divided into two halves by the horizon, the celestial equator, or the ecliptic
hemispherical
noun(hemi-sphere)
half of a spherical or roughly spherical body (such as a planet); specifically : the northern or southern half of the earth as divided by the equator or the eastern or western half as divided by a meridian
hemispherical
noun(hemi-sphere)
the inhabitants of a hemisphere of the Earth