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We found 18 dictionaries with English definitions that include the word rocker arm: Click on the first link on a line below to go directly to a page where "rocker arm" is defined. General (16 matching dictionaries) rocker arm: American Heritage Dictionary of the English Language [home, info] rocker arm: Collins English Dictionary [home, info] rocker arm: Vocabulary.com [home, info] rocker arm: Merriam-Webster's Online Dictionary, 11th Edition [home, info] rocker arm: Wordnik [home, info] rocker arm: The Wordsmyth English Dictionary-Thesaurus [home, info] rocker arm: Infoplease Dictionary [home, info] Rocker arm, rocker arm: Dictionary.com [home, info] rocker arm: UltraLingua English Dictionary [home, info] Rocker arm: Wikipedia, the Free Encyclopedia [home, info] rocker arm: Rhymezone [home, info] rocker arm: Free Dictionary [home, info] rocker arm: Mnemonic Dictionary [home, info] rocker arm: WordNet 1.7 Vocabulary Helper [home, info] rocker arm: LookWAYup Translating Dictionary/Thesaurus [home, info] rocker arm: Dictionary/thesaurus [home, info] Computing (1 matching dictionary) rocker arm: Encyclopedia [home, info] Tech (1 matching dictionary) Rocker arm: AUTOMOTIVE TERMS [home, info]

Quick definitions from WordNet (rocker arm) ▸ noun:  a lever pivoted at the center; used especially to push a valve down in an internal-combustion engine