'Diaheliotropism' definitions:

Definition of 'Diaheliotropism'

From: GCIDE
  • Diaheliotropism \Di`a*he`li*ot"ro*pism\, n. (Bot.) A tendency of leaves or other organs of plants to have their dorsal surface faced towards the rays of light. [1913 Webster]

Words containing 'Diaheliotropism'