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{%type%} Definitions

WordNet 3.0Copyright Princeton University
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n. - A friendly open trait of a talkative person; A quality characterized by magnificence of scale; The fractional change in length or area or volume per unit change in temperature at a given constant pressure.

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Usage examples (6)
  • The transition can be detected as a marked change in the thermal expansivity and heat capacity of the material.
  • Water's thermal expansivity increases with increased pressure.
  • Water has a low coefficient of expansion (thermal expansivity).
  • I work on materials with negative Poisson's ratios (NPR) and negative thermal expansivity
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The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat resources, and partner APIs.
We give special thanks to our LearnThat volunteers, as well as Princeton University and Wiktionary for their Open Source word data. We're also grateful for the support given by Google, Wordnik.com, Dictionary.com, Stands4.com and YouTube, OEDILF.com, Kylescholz.com, Best-Practice.com, Forvo.com, as well as the generous Creative Commons community.