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.
- 1.1Zoology The tendency of an animal to move towards light.
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.
- 1.1Zoology The tendency of an animal to move toward light.