Definition of Phototonus. Meaning of Phototonus. Synonyms of Phototonus

Here you will find one or more explanations in English for the word Phototonus. Also in the bottom left of the page several parts of wikipedia pages related to the word Phototonus and, of course, Phototonus synonyms and on the right images related to the word Phototonus.

Definition of Phototonus

Phototonus
Phototonus Pho*tot"o*nus, n. (Physiol.) An irritable condition of protoplasm, resulting in movement, due to a certain intensity of light. -- Pho`to*ton"ic, a.
Phototonus
Phototonus Pho*tot"o*nus, n. [NL. See Photo-, and Tone.] (Bot.) A motile condition in plants resulting from exposure to light. -- Pho`to*ton"ic, a.

Meaning of Phototonus from wikipedia