英语词汇“nyctinasty”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	nyctinasty
释义	nyctinasty nyc·ti·nas·ty N5225650 (nĭk′tĭ-năs′tē)n. A diurnal movement of plant parts, such as the opening during the day and closing during the night of certain flowers. [Greek nux, nukt-, night; see nek^w-t- in Indo-European roots + -nasty.] nyc′ti·nas′tic (-tĭk) adj. nyctinasty (ˈnɪktɪˌnæstɪ) n (Botany) botany a nastic movement, such as the closing of petals, that occurs in response to the alternation of day and night[C20: from Greek nukt-, nux night + -nasty] ˌnyctiˈnastic adj Nyctinasty nyctinasty [′nik·tə‚nas·tē] (botany) A nastic movement in higher plants associated with diurnal light and temperature changes. Nyctinasty in higher plants, the movement of leaves, petals, and other organs associated with the alternation of day and night and depending primarily on diurnal changes in temperature (thermonasty) and light intensity (photonasty). nyctinasty nyctinasty the so-called ‘sleep movements’ of plants in which the leaves regularly droop at night in a form of DIURNAL RHYTHM. The activity is particularly common in plants with compound leaves, such as Oxalis acetosella, the wood sorrel.
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更新时间：2024/11/14 17:26:00