noun
Freq #47516
Meanings
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1
noun
the side of a right triangle opposite its right angle
In a 3-4-5 right triangle, the hypotenuse has length five.
Thesaurus
Etymology
From Latin hypotenusa, from Greek hypoteinousa pleura ("the side stretching under or subtending the right angle"), based on hypoteinein ("to stretch under, subtend").