To surrender or give up resistance in battle; capitulation.
敵軍は包囲されてついに降伏した。
The enemy forces were surrounded and finally surrendered.
無条件降伏を要求する声が上がった。
There were calls demanding unconditional surrender.
彼は抵抗をやめて降伏した。
He stopped resisting and surrendered.
In engineering/materials science, the phenomenon where a material begins to plastically deform beyond its elastic limit (yield).
部材の降伏点を超えると塑性変形が始まる。
When a member exceeds its yield point, plastic deformation begins.
降伏強さを確認するために引張試験を行った。
A tensile test was carried out to check the yield strength.