Supination of Hand & Forearm : The rotation of the forearm to turn the palm upward. Twisting the hand and forearm in the direction of the little finger (generally, turning the forearm so the thumb is higher)
Humanics Ergonomics Inc. (A Human Factors and Ergonomics Consulting Firm), Humanics Ergonomics (Ergonomics Glossary of Postures), Texas, USA 2014. http://www.humanics-es.com/glossary.htm, (Ergo - Amer) {738}