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单词 heliotropism
释义

Definition of heliotropism in English:

heliotropism

noun ˌhiːlɪə(ʊ)ˈtrəʊpɪz(ə)mˌhiliəˈtroʊpɪzəm
mass nounBotany
  • 1The directional growth of a plant in response to sunlight.

    Compare with phototropism
    Example sentencesExamples
    • The heliotropism itself is an adaptation for survival, the plant maximizing sunlight.
    • All legume plants do this, so be sure to watch your peas and beans for signs of heliotropism.
    • The adaptive significance of solar tracking in snow buttercups is mediated through the impact of flower heliotropism on paternal and maternal floral environments.
    1. 1.1Zoology The tendency of an animal to move towards light.

Derivatives

  • heliotropic

  • adjective ˌhiːlɪə(ʊ)ˈtrɒpɪk
    • Like a heliotropic plant, she turned towards warmth and light, which unfortunately were the blinding flashes of cameras.
      Example sentencesExamples
      • Using a similar idea in the moral realm, Augustine says that we naturally seek the good and try to turn towards it, as a heliotropic flower seeks the sun.
      • For fourteen years, off and on, I have spent the spring on the south coast of Cornwall, in the heliotropic village of St Mawes.
      • The decision to include sunflower petals reflects the artist's faith, for the heliotropic nature of this plant made it an emblem of devotion.
 
 

Definition of heliotropism in US English:

heliotropism

nounˌhiliəˈtroʊpɪzəmˌhēlēəˈtrōpizəm
Botany
  • 1The directional growth of a plant in response to sunlight.

    Compare with phototropism
    Example sentencesExamples
    • All legume plants do this, so be sure to watch your peas and beans for signs of heliotropism.
    • The adaptive significance of solar tracking in snow buttercups is mediated through the impact of flower heliotropism on paternal and maternal floral environments.
    • The heliotropism itself is an adaptation for survival, the plant maximizing sunlight.
    1. 1.1Zoology The tendency of an animal to move toward light.
 
 
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更新时间:2025/1/27 21:15:03