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NounEdit

fugacity (countable and uncountable, plural fugacities)

  1. A measure of the tendency of a fluid to expand or escape.
  2. (physics) A measure of the relative stability of different phases of a substance under the same conditions.
  3. Transience.
    • 1983: Jack Vance, Cugel's Saga
      Duke Orbal disallowed it on the grounds of fucacity.

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