an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom; he could not suppress a yawn; the yawning in the audience told him it was time to stop; he apologized for his oscitancy

[ Syn: yawning , oscitance , oscitancy ]

utter a yawn, as from lack of oxygen or when one is tired; The child yawned during the long performance'

be wide open; the deep gaping canyon

[ Syn: gape , yaw ]