Meaning of PARABOLA in English

PARABOLA

n. an open plane curve formed by the intersection of a cone with a plane parallel to its side, resembling the path of a projectile under the action of gravity.

Etymology: mod.L f. Gk parabole placing side by side, comparison (as PARA-(1), bole a throw f. ballo)

Oxford English vocab.      Оксфордский английский словарь.