rotary engine


noun

an engine, as a turbine, in which the impelling fluid produces torque directly rather than by acting upon reciprocating parts.
a revolving radial engine.

Nearby words

  1. rotary,
  2. rotary beater,
  3. rotary clothesline,
  4. rotary club,
  5. rotary dial,
  6. rotary harrow,
  7. rotary hoe,
  8. rotary international,
  9. rotary joint,
  10. rotary plough

Origin of rotary engine

First recorded in 1810–20

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019


British Dictionary definitions for rotary engine

rotary engine

noun

an internal-combustion engine having radial cylinders that rotate about a fixed crankshaft
an engine, such as a turbine or wankel engine, in which power is transmitted directly to rotating components
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012