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Definition of "expansivity" [expansivity]

  • Expansiveness (noun)
  • The formal notion of points moving away from one another under the action of an iterated function. (noun) : Text is available under the Creative Commons Attribution-ShareAlike License

Use "expansivity" in a sentence
  • "The transition can be detected as a marked change in the thermal expansivity and heat capacity of the material."
  • "I work on materials with negative Poisson's ratios (NPR) and negative thermal expansivity"
  • "Water's thermal expansivity reduces increasingly (becoming negative) at low temperatures."