yawn (redirected from Pendiculation)

yawn (yôn)

v.

To open the mouth wide with a deep inhalation, usually involuntarily from drowsiness, fatigue, or boredom.

n.

The act of yawning.

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yawn

[yôn]

Etymology: AS, geonian

an involuntary act of opening the mouth wide and taking a deep breath. It tends to occur when a person is bored, drowsy, or depressed and may be accompanied by upper body movements or the act of stretching to aid chest expansion.

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Y chromosome,

n a sex chromosome that in humans and many other species is present only in the male, appearing singly in the normal male. It is carried as a sex determinant by one half of the male gametes. None of the female gametes contain a Y chromosome.

yawn,

n an involuntary act of opening the oral cavity wide and taking a deep breath. It tends to occur when a person is bored, drowsy, or depressed and may be accompanied by upper body movements to aid chest expansion.

yaws

n a disease caused by
T. pertenue. It occurs in hot regions; raspberry-like excrescences occur on the hands, face, feet, and external genitalia.

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yawn

 The involuntary opening of mouth, often caused by suggestion–“contagious” and accompanied by breathing inward then outward; repeated yawning may indicate drowsiness, depression, or boredom