Synonyms and Antonyms of retardation
a usually gradual decrease in the pace or level of activity of something scientists discovered that they could achieve the retardation of light if they shined it through a variety of substances Synonyms braking, deceleration, downshift, letup, slowdownRelated Words decline, drop, slump; ebb, remission, retreat, wane; flagging, weakening; arrest, check, halt, stoppage; collapse, crash, fall, plungeAntonyms acceleration, hastening, quickening
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