浸しん透とう圧あつ

noun

osmotic pressure

Scientific term used in physiology and physics to describe the pressure required to prevent osmosis across a semipermeable membrane.

• 細さい胞ぼう膜まくを介かいした水みずの移い動どうは浸しん透とう圧あつによって決きまる。

  The movement of water across the cell membrane is determined by osmotic pressure.