pressure

(presh′ŭr )

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[L. pressura, crowding, throng, press,]

1. A compression.
2. Stress or force exerted on a body, as by tension, weight, or pulling.
3. In psychology, the quality of sensation aroused by moderate compression of the skin.
4. In physics, the quotient obtained by dividing a force by the area of the surface on which it acts.

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