释义 |
diaheliotropic, a. Bot.|daɪəˌhiːlɪəʊˈtrɒpɪk| [f. Gr. διά across + ἥλιος sun + τροπικός pertaining to turning.] Growing or moving transversely to the direction of incident light; of or pertaining to diaheliotropism.
1880F. Darwin in Nature No. 582. 179 A diaheliotropic organ has an inherent tendency to place itself at right angles to the direction of the light. 1880C. & F. Darwin Movem. Pl. 441 Diaheliotropic movements. |