WRIST n.
(Med.), paralysis of the extensor muscles of the hand, affecting the hand so that when an attempt is made to hold it out in line with the forearm with the palm down, the hand drops. It is chiefly due to plumbism. Called also hand drop. -- Wrist plate (Steam Engine), a swinging plate bearing two or more wrists, for ope…
YAWN n.
drowsiness, etc., consisting of a deep and long inspiration following several successive attempts at inspiration, the mouth, fauces, etc., being wide open. One person yawning in company will produce a spontaneous yawn in all present. N. Chipman.