ACCELERATE
accelerate, speed up, speed, quicken
(verb) move faster; “The car accelerated”
accelerate, speed, speed up
(verb) cause to move faster; “He accelerated the car”
Source: WordNet® 3.1
Etymology
Verb
accelerate (third-person singular simple present accelerates, present participle accelerating, simple past and past participle accelerated)
(transitive) To cause to move faster; to quicken the motion of; to add to the speed of.
(transitive) To quicken the natural or ordinary progression or process of.
(transitive, physics) To cause a change of velocity.
(transitive) To hasten, as the occurrence of an event.
(transitive, education) To enable a student to finish a course of study in less than normal time.
(intransitive) To become faster; to begin to move more quickly.
(intransitive) Grow; increase.
(obsolete) Alternative form of accelerated
Synonyms
• (to cause to move faster): hasten, quicken, speed up; see also speed up
• (to quicken progress): expedite, further,
• (to hasten the occurrence of an event): advance, forward
Antonyms
• decelerate
• retard
• unaccelerate
Adjective
accelerate
(rare) Accelerated; quickened; hastened; hurried.
Source: Wiktionary
Ac*cel"er*ate, v. t. [imp. & p. p. Accelerated; p. pr. & vb. n.
Accelerating.] Etym: [L. acceleratus, p. p. of accelerare; ad +
celerare to hasten; celer quick. See Celerity.]
1. To cause to move faster; to quicken the motion of; to add to the
speed of; -- opposed to retard.
2. To quicken the natural or ordinary progression or process of; as,
to accelerate the growth of a plant, the increase of wealth, etc.
3. To hasten, as the occurence of an event; as, to accelerate our
departure. Accelerated motion (Mech.), motion with a continually
increasing velocity.
– Accelerating force, the force which causes accelerated motion.
Nichol.
Syn.
– To hasten; expedite; quicken; dispatch; forward; advance;
further.
Source: Webster’s Unabridged Dictionary 1913 Edition