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oval of Cassini

American  

noun

Geometry.

  1. the locus of a point such that the product of the distances from the point to two fixed points is constant.

Etymology

Origin of oval of Cassini

After Italian geometer and astronomer Giovanni Domenico Cassini (1625–1712)

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.