expansivity Meaning, Definition & Usage

  1. noun the fractional change in length or area or volume per unit change in temperature at a given constant pressure
    coefficient of expansion.
  2. noun a quality characterized by magnificence of scale or the tendency to expand
    expansiveness.
    • the expansiveness of their extravagant life style was soon curtailed
  3. noun a friendly open trait of a talkative person
    effusiveness; expansiveness.

WordNet