Pedesis

//pəˈdiːsɪs// noun

Definitions

Noun
  1. 1
    Brownian motion archaic, uncountable
  2. 2
    the random motion of small particles suspended in a gas or liquid wordnet

Etymology

From Ancient Greek πήδησις (pḗdēsis, “a leaping”) from πηδάω (pēdáō).

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