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hypotenuse Syllabification: hy·pot·e·nuse
Pronunciation: /hīˈpätnˌ(y)o͞os/

Definition of hypotenuse in English:


The longest side of a right triangle, opposite the right angle.
Example sentences
  • Can we have any other Pythagorean triangles with a Fibonacci number as the hypotenuse (the longest side)?
  • In fact it is the length of the hypotenuse of a right angled triangle which had sides of length one.
  • In case you have forgotten your high school geometry, the hypotenuse is the side opposite the right angle.


Late 16th century: via Latin hypotenusa from Greek hupoteinousa (grammē) 'subtending (line)', from the verb hupoteinein (from hupo 'under' + teinein 'stretch').

Words that rhyme with hypotenuse

Odysseus • Idomeneus

Definition of hypotenuse in:

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