毛もう管かん現げん象しょう

noun

capillary action; capillary phenomenon

Scientific term for the movement of liquid within narrow spaces without external forces, such as water rising in a thin tube.

• 毛もう管かん現げん象しょうによって、水みずが細ほそい管くだの中なかを上じょう昇しょうする。

  Due to capillary action, water rises inside a thin tube.

• 植しょく物ぶつが根ねから水みずを吸すい上あげるのも毛もう管かん現げん象しょうの一いち例れいだ。

  Plants drawing water up from their roots is also an example of capillary action.