1. caused to go more rapidly
(synonym) speeded up
2. speeded up, as of an academic course; "in an accelerated program in school"
1. move faster; "The car accelerated"
(synonym) speed up, speed, quicken
(antonym) decelerate, slow, slow down, slow up, retard
(hypernym) intensify, deepen
(hyponym) brisk, brisk up, brisken
2. cause to move faster; "He accelerated the car"
(synonym) speed, speed up
(antonym) decelerate, slow down
(hypernym) modify, qualify