The treatment of disease by exposing the body to the sun's rays; the therapeutic use of sunbathing. ... (12 Dec 1998) ... Found on http://www.encyclo.co.uk/local/20973
heliotherapy, heliation, solar therapy, solar treatment 1. The use of the sun's rays for therapeutic (treatment) purposes. 2. The treatment of disease by exposing the body to sunlight. Found on http://www.wordinfo.info/words/index/info/view_unit/2739/3