D defs.my
Entry 3 senses Webster, 1913

Accelerate

/ăk-sĕl'-ẽr-ātˌ/ · Ac·cel·er·ate · IPA /ɪkˈsɛl.əˌɹeɪt/
01 v. t. To cause to move faster; to quicken the motion of; to add to the speed of; -- opposed to retard.
imp. & p. p. Accelerated; p. pr. & vb. n. Accelerating
  1. 1.
    To cause to move faster; to quicken the motion of; to add to the speed of; -- opposed to retard.
  2. 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. 3.
    To hasten, as the occurence of an event; as, to accelerate our departure.
Phrases & compounds
Accelerated motion — motion with a continually increasing velocity.
Accelerating force — the force which causes accelerated motion.