About The Word Ellipse

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Ellipse

Ellipse Meaning & Definition
Ellipse Definition And Meaning

What's The Definition Of Ellipse?

[n] a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it; "the sums of the distances from the foci to any point on an ellipse is constant"

Synonyms | Synonyms for Ellipse: oval

Related Terms | Find terms related to Ellipse: arc | bow | catacaustic | catenary | caustic | circle | conchoid | crook | curl | curve | diacaustic | festoon | hook | hyperbola | lituus | oval | ovoid | ovule | parabola | sinus | tracery

See Also | circle | conic | conic section

Ellipse In Webster's Dictionary

\El*lipse"\, n. [Gr. ?, prop., a defect, the inclination of the ellipse to the base of the cone being in defect when compared with that of the side to the base: cf. F. ellipse. See {Ellipsis}.] 1. (Geom.) An oval or oblong figure, bounded by a regular curve, which corresponds to an oblique projection of a circle, or an oblique section of a cone through its opposite sides. The greatest diameter of the ellipse is the major axis, and the least diameter is the minor axis. See {Conic section}, under {Conic}, and cf. {Focus}. 2. (Gram.) Omission. See {Ellipsis}. 3. The elliptical orbit of a planet. The Sun flies forward to his brother Sun; The dark Earth follows wheeled in her ellipse. --Tennyson.

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