気き孔こう

noun

pore; stoma; stigma; vesicle

Primarily a botanical term for the tiny openings on plant leaves (stomata), but also used in biology for small openings or cavities in organisms.

• 植しょく物ぶつの葉はの裏うら側がわには気き孔こうがたくさんある。

  There are many stomata on the underside of plant leaves.

• 気き孔こうは光こう合ごう成せいに必ひつ要ようなガス交こう換かんを行おこなう。

  Stomata perform the gas exchange necessary for photosynthesis.