accelerate

ac·cel·er·ate

verb \ik-ˈsel-ə-ˌrāt, ak-\

ac·cel·er·at·edac·cel·er·at·ing

Definition of ACCELERATE

transitive verb

: to cause to move faster or speed up <accelerated speech and motor activity in manic patients>; also : to cause to undergo acceleration

intransitive verb

: to move faster : gain speed