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Webster 1913 Edition

Noun.

(Math.)

A conic section.

, CONICAL,

Adj.

[L., Gr., See Cone.]

Having the form of a cone; round and decreasing to a point; as a conic figure; a conical vessel

Pertaining to a cone; as conic sections.

Conic Section, a curve line formed by the intersection of a cone and plane. The conic sections are the parabola, hyperbola, and ellipsis.

conic ‎(comparative more conic, superlative most conic)

conic ‎(plural conics)