
response of an organism to the sun's rays
Found on
http://phrontistery.info/h.html

A form of phototaxis, and perhaps of thermotaxis, in which there is a tendency to growth or movement toward (positive heliotaxis) or away from (negative heliotaxis) the sun or the sunlight. ... Synonym: heliotropism. ... Origin: helio-+ G. Taxis, orderly arrangement ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973

Type: Term Pronunciation: hē′lē-ō-tak′sis Definitions: 1. A form of phototaxis, and perhaps of thermotaxis, in which there is a tendency to growth or movement toward (positive heliotaxis) or away from (negative heliotaxis) the sun or the sunlight. Synonyms: heliotropism
Found on
http://www.medilexicon.com/medicaldictionary.php?t=39649

heliotaxis, heliotactic 1. The movement of an organism in response to sun light. 2. Movement of an organism toward (positive) or away from (negative) sunlight. 3. Movement, as of a plant, in response to sunlight; heliotropism.
Found on
http://www.wordinfo.info/words/index/info/view_unit/2093/4
No exact match found.