verbsu·pi·nat·ed, su·pi·nat·ing, su·pi·nates
- To turn or rotate (the hand or forearm) so that the palm faces up or forward.
- To turn or rotate (the foot) by adduction and inversion so that the outer edge of the sole bears the body's weight.
Origin of supinateLatin supīnāre, supīnāt-, from supīnus, backward; see supine.
(third-person singular simple present supinates, present participle supinating, simple past and past participle supinated)
- (anatomy) To twist the forearm so as to turn the palm of the hand backwards if the forearm is pointing up, upwards if the forearm is horizontal, or forwards if the arm is pointing down; to twist the forarm by contracting the biceps brachii; to twist the right forearm clockwise or the left forearm counterclockwise.
- (anatomy) To twist the foot so the weight is on the outer edge.
From Latin supīnō (“turn up, turn over”).