coefficient of expansion


nounPhysics.
  1. the fractional change in length, area, or volume per unit change in temperature of a solid, liquid, or gas at a given constant pressure.

Origin of coefficient of expansion

1
First recorded in 1870–75

Words Nearby coefficient of expansion

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British Dictionary definitions for coefficient of expansion

coefficient of expansion

noun
  1. the amount of expansion (or contraction) per unit length of a material resulting from one degree change in temperature: Also called: expansivity

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