simple past tense and past participle of accelerate

Moving or progressing faster than is usual. / Happening sooner than expected.

(rare) Accelerated; quickened; hastened; hurried.

(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.

Third-person singular simple present indicative form of accelerate

Of, pertaining to, or caused by acceleration

Able to be given increased speed; able to be accelerated.

plural of accelerant

In the context of fire protection, a substance that accelerates the development of a fire, especially some hydrocarbon-based fuel used to spread a fire caused by arson.

present participle of accelerate