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Piston vs Contrarotation - What's the difference?

piston | contrarotation |

As a proper noun piston

is .

As a noun contrarotation is

the use of a single piston or turboprop engine to drive two propellers in opposite rotation.

piston

English

(wikipedia piston)

Noun

(en noun)
  • A solid disk or cylinder that fits inside a hollow cylinder, and moves under pressure (as in an engine) or displaces fluid (as in a pump)
  • (music) A valve device in some brass instruments for changing the pitch

    • Derived terms

    * piston rod * piston ring * pistoning

    Verb

    (en verb)
  • To move up and down like a piston.

    • Anagrams

    * ----

    contrarotation

    English

    Noun

    (Contra-rotating propellers) (-)
  • The use of a single piston or turboprop engine to drive two propellers in opposite rotation.

    • Related terms

    * contrarotating