名詞 hypotenuse:

1. the side of a right triangle opposite the right angle

hy.pot.e.nuse

n.Abbr. hyp.Mathematics （名詞）縮寫 hyp.【數(shù)學】
The side of a right triangle opposite the right angle.
斜邊，弦：直角三角形中與直角相對的那條邊

來源：
Latin hypotônôsa
拉丁語 hypotônôsa
from Greek hupoteinousa [feminine sing. present participle of] hupoteinein [to stretch or extend under]
源自 希臘語 hupoteinousa [] hupoteinein的陰性單數(shù)現(xiàn)在分詞 [延長或延伸到…]
hupo- [hypo-]
hupo- [前綴，在…之下]
teinein [to stretch] * see ten-
teinein [延伸] *參見 ten-