### Definition of Conic section

1. Noun. (geometry) a curve generated by the intersection of a plane and a circular cone.

Exact synonyms: Conic
Category relationships: Geometry
Generic synonyms: Plane Figure, Two-dimensional Figure
Specialized synonyms: Ellipse, Oval, Parabola, Hyperbola
Derivative terms: Conic

### Definition of Conic section

1. Noun. (geometry) Any of the four distinct shapes that are the intersections of a cone with a plane, namely the circle, ellipse, parabola and hyperbola. ¹

¹ Source: wiktionary.com

### Conic Section Pictures

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### Lexicographical Neighbors of Conic Section

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### Literary usage of Conic section

Below you will find example usage of this term as found in modern and/or classical literature:

1. Transactions by Cambridge Philosophical Society (1830)
"On the Focus of a conic section. BY PIERCE MORTON, ESQ. ... the plane of which is produced to cut the plane of the conic section in a line RX\ the distances ..."

2. A Treatise on Conic Sections: Containing an Account of Some of the Most by George Salmon (1904)
"Given four points on a conic, the locus of the pole of a fixed right line is a conic section. (Ex. 1 , p. 254). The lines joining the vertices of a tri- ..."

3. The Collected Mathematical Papers of Arthur Cayley by Arthur Cayley (1890)
"The area 8 of the conic section represented by the equation (A, B, C, A', H, C'~§jc, y, zf = 1, where the coordinates are con- by the equation x + y + z = 1 ..."

4. A Course of Mathematics: Composed for the Use of the Royal Military Academy by Charles Hutton, Olinthus Gregory (1843)
"When a conic section touches three sides of a triangle BCD, of which BD is ... If the straight lines BD, CD, be touched in A and С by a conic section, ..."