The act or state of lying face upward, on one's back. / (anatomy) The act of rotating the forearm so that the palm of the hand is turned up or forward, or the resulting state of the forearm

plural of supination

(anatomy) Any muscle that aids supination

in a supine way, with the head facing up

Third-person singular simple present indicative form of supinate

present participle of supinate

Lying on its back. / (figuratively) Reluctant to take action due to indifference or moral weakness; apathetic or passive towards something.

(grammar, also attributively) In Latin and other languages: a type of verbal noun used in the ablative and accusative cases, which shares the same stem as the passive participle.

(anatomy) Having one's hand and forearm rotated so that the palm faces in the same direction as the interior angle of the elbow, thereby contracting the biceps brachii.

simple past tense and past participle of supinate