poikilohydry

名詞

不可算名詞

(botany) The condition of being poikilohydric; the lack of structural or functional mechanisms to actively regulate the equilibrium between the concentration of water in cell tissue and that in the environment.

日本語の意味

細胞組織内の水分濃度と環境中の水分濃度の平衡を能動的に制御するための構造的または機能的な仕組みが備わっていない状態（植物学における用語）

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The moss's remarkable poikilohydry allows it to survive long droughts by drying out and quickly rehydrating after rainfall.

そのコケは水分含有量が環境に応じて変動する顕著な性質のおかげで、長い干ばつに耐え、乾燥しても雨が降るとすぐに再水和できる。

詳細

意味（1）

(botany) The condition of being poikilohydric; the lack of structural or functional mechanisms to actively regulate the equilibrium between the concentration of water in cell tissue and that in the environment.

Poikilohydry occurs in such organisms as lichens and bryophytes, which lack mechanisms such as waterproofing cuticles or stomata that can help resist desiccation.

詳細