GRE decelerate Definition To reduce speed; to slow down. Example "The driver began to decelerate as the traffic light turned yellow." Sign in to save GRE Quiz → ← deceive decent → Study tips featuring "decelerate" Group Words Together by Emotional Tone Force Contrast Between Two Similar Words Uncover the Hidden Stories Behind GRE Words Related words GRE awe GRE smithereens GRE abacus SAT abase GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate SAT abdomen GRE abduct GRE aberrant