piston

Từ điển WordNet v3.1 - WordNet Dictionary

noun

mechanical device that has a plunging or thrusting motion
• Syn:
plunger
• Derivationally related forms:
plunge (for: plunger)
• Hypernyms:
mechanical device
• Part Holonyms:
reciprocating engine
• Part Meronyms:
piston ring, piston rod

• Từ đồng nghĩa / Synonyms:
  plunger, Piston, Walter Piston