hypotenuse

n. (直角三角形之)斜边

异体字:hypothenuse 

hy.pot.e.nuse

n.Abbr. hyp.Mathematics （名词）缩写 hyp.【数学】
The side of a right triangle opposite the right angle.
斜边，弦：直角三角形中与直角相对的那条边

来源：
Latin hypotônôsa
拉丁语 hypotônôsa
from Greek hupoteinousa [feminine sing. present participle of] hupoteinein [to stretch or extend under]
源自 希腊语 hupoteinousa [] hupoteinein的阴性单数现在分词 [延长或延伸到…]
hupo- [hypo-]
hupo- [前缀，在…之下]
teinein [to stretch] * see ten-
teinein [延伸] *参见 ten-