Definition of


  1. (noun, artifact) mechanical device that has a plunging or thrusting motion
  2. (noun, person) United States neoclassical composer (1894-1976)

via WordNet, Princeton University

Synonyms of Piston

plunger, walter piston

Alternate forms of Piston

Hypernyms: mechanical device

Origin of the word Piston

  1. 1704, from Fr. piston, from M.Fr. piston "large pestle," from O.It. pistone, variant of pestone "a pestle," from pestare "to pound," from L.L. pistare, freq. of L. pinsere (pp. pistus) "to pound" (see pestle). more

via Online Etymology Dictionary, ©2001 Douglas Harper

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