Deviation 11 : Movement of a body part towards the extreme in its range of motion. For example, ulnar deviation of the wrist describes the movement of the wrist away from a straight position towards the ulna bone in the forearm
Ministry of Business, Innovation and Employment, Glossary of terms and acronyms, Wellington, New Zealand 2010. http://wwwsosh.govt.nz/resources/glossary-u.shtml, (Occupn Hlth and Sfty - Brit) {530}