屈くっ光こう性せい

noun

phototropism

Scientific term for growth or movement of an organism in response to light direction. Used in botany and biology.

• 植しょく物ぶつの屈くっ光こう性せいは、光ひかりの方ほう向こうに応おうじて成せい長ちょうする性せい質しつです。

  Phototropism in plants is the property of growing in response to the direction of light.