Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of heliotropism is as below...

Heliotropism :: Heliotropism (n.) The phenomenon of turning toward the light, seen in many leaves and flowers..

Diaheliotropic :: Diaheliotropic (a.) Relating or, or manifesting, diaheliotropism..

Heliotropic :: Heliotropic (a.) Manifesting heliotropism; turning toward the sun.

Apheliotropism :: Apheliotropism (n.) The habit of bending from the sunlight; -- said of certain plants.

Diaheliotropism :: Diaheliotropism (n.) A tendency of leaves or other organs of plants to have their dorsal surface faced towards the rays of light.

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