Breadcrumb Home > Dictionary > Index H hypotenuse: Meaning and Definition of Find definitions for: hy•pot•e•nuse Pronunciation: (hī-pot'n-s", -ys"), [key] — n. Geom. the side of a right triangle opposite the right angle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hypotenuse (Thesaurus) hypotensive hypoth. TrendingHere are the facts and trivia that people are buzzing about. The Book of 1 Corinthians: Summary Current Events This Week: June 2023 Languages Spoken in Each Country of the World Aesop's Fables: Aesop's Fables Milestones in Environmental Protection The 12 Labors of Hercules (In Order) ✖ Related Content Daily Word Quiz: spelunk Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language