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ruled surface

American  

noun

Geometry.

  1. a surface that can be generated by a straight line, as a cylinder or cone.

Etymology

Origin of ruled surface

First recorded in 1860–65

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.