screw propeller

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noun

a rotary propelling device, as for a ship or airplane, consisting of a number of blades that radiate from a central hub and are so inclined to the plane of rotation as to tend to drive a helical path through the substance in which they rotate.

Nearby words

  1. screw nut,
  2. screw pile,
  3. screw pine,
  4. screw plate,
  5. screw press,
  6. screw someone out of,
  7. screw tap,
  8. screw thread,
  9. screw top,
  10. screw up

Origin of screw propeller

First recorded in 1830–40

Related formsscrew-pro·pelled, adjective

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

Examples from the Web for screw propeller


British Dictionary definitions for screw propeller

screw propeller

noun

an early form of ship's propeller in which an Archimedes' screw is used to produce thrust by accelerating a flow of water
Derived Formsscrew-propelled, adjective

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