Meaning of EQUATOR in English

EQUATOR

[ ɪ'kweɪtə ]

■ noun a line notionally drawn on the earth equidistant from the poles, dividing the earth into northern and southern hemispheres and constituting the parallel of latitude 0°.

↘short for celestial ~ .

Origin

ME: from med. L. a~ , in the phr. circulus a~ diei et noctis 'circle equalizing day and night', from L. aequare (see equate ).

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.