What is the meaning of speed?


  • Distance travelled per unit time.
  • A rate (usually rapid) at which something happens.
    • usage: "the project advanced with gratifying speed"
  • Changing location rapidly.
  • The ratio of the focal length to the diameter of a (camera) lens system.
  • A central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression.


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APAWordNet. (2010). speed. Retrieved May 28, 2017, from http://smartdefine.org/speed/definitions/1190040
ChicagoWordNet. 2010. "speed" http://smartdefine.org/speed/definitions/1190040 (accessed May 28, 2017).
HarvardWordNet 2010, speed, Smart Define, viewed 28 May, 2017, <http://smartdefine.org/speed/definitions/1190040>.
MLAWordNet. "speed" 23 October 2010. Web. 28 May 2017. <http://smartdefine.org/speed/definitions/1190040>
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