Parabola
Pronunciation : Pa*rab"o*la
Part of Speech : n.;
Etymology : [NL., fr. Gr. Parable, and cf. Parabole.] (Geom.) (a) A kind of curve; one of the conic sections formed by the intersection of the surface of a cone with a plane parallel to one of its sides. It is a curve, any point of which is equally distant from a fix
Definition :
pl. Parabolas.
Source : Webster's Unabridged Dictionary, 1913