EQUATOR


Meaning of EQUATOR in English

( n. )

The great circle of the celestial sphere, coincident with the plane of the earth's equator; -- so called because when the sun is in it, the days and nights are of equal length; hence called also the equinoctial, and on maps, globes, etc., the equinoctial line.

Webster's Revised Unabridged English Dictionary.      Пересмотренный полный словарь английского языка Webster.