Accelerate Ac*cel"er*ate, v. t. [imp. & p. p. {Accelerated}; p. pr. & vb. n. {Accelerating}.] [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}. [1913 Webster]

2. To quicken the natural or ordinary progression or process of; as, to accelerate the growth of a plant, the increase of wealth, etc. [1913 Webster]

3. To hasten, as the occurence of an event; as, to accelerate our departure. [1913 Webster]

{Accelerated motion} (Mech.), motion with a continually increasing velocity.

{Accelerating force}, the force which causes accelerated motion. --Nichol. [1913 Webster]

Syn: To hasten; expedite; quicken; dispatch; forward; advance; further. [1913 Webster]

The Collaborative International Dictionary of English. 2000.


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  • accelerate — ac‧cel‧e‧rate [əkˈseləreɪt] verb 1. [intransitive, transitive] to happen more quickly, or make something happen more quickly: • Economic growth should accelerate as the year goes on. • There are fears that higher oil prices would accelerate… …   Financial and business terms

  • accelerate — ac·cel·er·ate vb at·ed, at·ing vt: to bring about at an earlier time: as a: to advance (the maturity date of a security agreement) so that payment of the debt in full is due immediately see also acceleration clause b: to cause (a future interest… …   Law dictionary

  • accelerate — (v.) 1520s, from L. acceleratus, pp. of accelerare to hasten, to quicken, from ad to (see AD (Cf. ad )) + celerare hasten, from celer swift (see CELERITY (Cf. celerity)). Related: Accelerated; …   Etymology dictionary

  • accelerate — *speed, quicken, hurry, hasten, precipitate Analogous words: forward, further, *advance, promote: drive, impel (see MOVE) Antonyms: decelerate: retard Contrasted words: *delay, slow, slacken: impede, obstruct, block, *hinder: * …   New Dictionary of Synonyms

  • accelerate — [v] increase speed, timing advance, drive, dust*, expedite, fire up*, forward, further, gun*, hammer on*, hasten, hurry, impel, lay a patch*, lay rubber*, make tracks*, nail it*, open up*, peel rubber*, precipitate, put on afterburners*, put… …   New thesaurus

  • accelerate — ► VERB 1) begin or cause to move more quickly. 2) increase in rate, amount, or extent. DERIVATIVES acceleration noun. ORIGIN Latin accelerare hasten , from celer swift …   English terms dictionary

  • accelerate — [ak sel′ər āt΄, ak sel′ə rāt΄; əksel′ər āt΄] vt. accelerated, accelerating [< L acceleratus, pp. of accelerare < ad , to + celerare, to hasten < celer, swift < IE base * kel , to drive > OE haldan, HOLD1] 1. to increase the speed… …   English World dictionary

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