CISSOID

Etymology

Noun

cissoid (plural cissoids)

(geometry) Any of a family of curves defined as the locus of a point, P, on a line from a given fixed point and intersecting two given curves, C1 and C2, where the distance along the line from C1 to P remains constant and equal to the distance from P to C2.

Anagrams

• cisoids

Source: Wiktionary


Cis"soid, n. Etym: [Gr. (Geom.)

Definition: A curve invented by Diocles, for the purpose of solving two celebrated problems of the higher geometry; viz., to trisect a plane angle, and to construct two geometrical means between two given straight lines.

Source: Webster’s Unabridged Dictionary 1913 Edition



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