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decelerate

[dee-sel-uh-reyt] /diˈsɛl əˌreɪt/
verb (used with object), decelerated, decelerating.
1.
to decrease the velocity of:
He decelerates the bobsled when he nears a curve.
2.
to slow the rate of increase of:
efforts to decelerate inflation.
verb (used without object), decelerated, decelerating.
3.
to slow down:
The plane decelerated just before landing.
Origin of decelerate
1895-1900
First recorded in 1895-1900; de- + (ac)celerate
Related forms
deceleration, noun
decelerator, noun
nondeceleration, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for decelerate
Contemporary Examples
Historical Examples
  • "We'll start to decelerate in about ten minutes," O'Brine said.

    Rip Foster in Ride the Gray Planet

    Harold Leland Goodwin
  • They could decelerate it at a rate of fifteen gravities or more.

    Space Tug Murray Leinster
  • Copeland worked the jury-rigged controls of the jet, continuing to decelerate.

    Comet's Burial Raymond Zinke Gallun
  • Its motor is designed to decelerate that mass by 1,075 mph in order to allow it to assume a descending orbit.

    Far from Home J.A. Taylor
  • They went in fast, using her gravity to help them curve into a forced orbit as they strained to decelerate.

    Tulan Carroll Mather Capps
  • Arcot accelerated toward the planet for two hours, then began to decelerate.

    Islands of Space John W Campbell
  • If anything of the right size shows up, decelerate until we can get mass and albedo measurements.

    Rip Foster in Ride the Gray Planet

    Harold Leland Goodwin
  • Every so often comes the impression we are falling head-first; the colonel using ship's drive to decelerate the whole system.

    The Lost Kafoozalum Pauline Ashwell
British Dictionary definitions for decelerate

decelerate

/diːˈsɛləˌreɪt/
verb
1.
to slow down or cause to slow down
Derived Forms
deceleration, noun
decelerator, noun
Word Origin
C19: from de- + accelerate
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
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Word Origin and History for decelerate
v.

1899, back-formation from deceleration. Related: Decelerated; decelerating.

Online Etymology Dictionary, © 2010 Douglas Harper
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Word Value for decelerate

13
15
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