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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
1895-1900
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. 2014.
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British Dictionary definitions for decelerator

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 decelerator

decelerate

v.

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

Online Etymology Dictionary, © 2010 Douglas Harper
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