follow Dictionary.com

How do you spell Hannukah?

propulsion

[pruh-puhl-shuh n] /prəˈpʌl ʃən/
noun
1.
the act or process of propelling.
2.
the state of being propelled.
3.
a means of propelling; propelling force, impulse, etc.
Origin
1605-1615
1605-15; < Latin prōpuls(us) (past participle of prōpellere to propel) + -ion
Related forms
propulsive
[pruh-puhl-siv] /prəˈpʌl sɪv/ (Show IPA),
propulsory, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
Examples from the web for propulsion
  • But hulls during those propulsion revolutions remained essentially the same.
  • The trouble is that having two propulsion systems doubles the engine weight.
  • For years big ship propulsion had a standard configuration: a propeller in the rear with a rudder behind it to steer.
  • They were not dependent upon the wind for propulsion.
  • In fact, this frictionless propulsion could have any number of uses.
  • Electric vehicles will do more than revolutionize automotive propulsion.
  • He has now turned his attention to another pressing requirement of the space industry: better propulsion.
  • Their craft employs thin-film solar power generation and photon propulsion.
  • Electricity really is the ideal form of propulsion for the automobile because it is clean and quiet.
  • Hence all the effort that has gone into developing low-cost means of orbital propulsion.
British Dictionary definitions for propulsion

propulsion

/prəˈpʌlʃən/
noun
1.
the act of propelling or the state of being propelled
2.
a propelling force
Derived Forms
propulsive (prəˈpʌlsɪv), propulsory, adjective
Word Origin
C15: from Latin prōpellere to propel
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
Cite This Source
Word Origin and History for propulsion
n.

1610s, "expulsion," noun of action formed from propuls-, past participle stem of Latin propellere "to propel" (see propel). Meaning "act of driving forward, propulsive force" first attested 1799.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
propulsion in Medicine

propulsion pro·pul·sion (prə-pŭl'shən)
n.

  1. A driving or propelling force.

  2. The leaning or falling forward characteristic of the festination of parkinsonism.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for propulsion

Some English speakers likely know this word

Word Value for propulsion

14
19
Scrabble Words With Friends

Quotes with propulsion