accelerate

American Heritage® Dictionary of the English Language, Fourth Edition

1. v. To increase the speed of.
2. v. To cause to occur sooner than expected.
3. v. To cause to develop or progress more quickly: a substance used to accelerate a fire.
4. v. To reduce the time required for (an academic course, for example); compress into a shorter period.
5. v. To make it possible for (a student) to finish an academic course faster than usual.
6. v. Physics To change the velocity of.
7. v. To move or act faster. See Synonyms at speed.
8. v. To engage in an academic program that progresses faster than usual.

Century Dictionary and Cyclopedia

1. To make quicker; cause to move or advance faster; hasten; add to the velocity of; give a higher rate of progress to: as, to accelerate motion or the rate of motion; to accelerate the transmission of intelligence; to accelerate the growth of a plant, or the progress of knowledge.
2. To bring nearer in time; bring about, or help to bring about, more speedily than would otherwise have been the case: as, to accelerate the ruin of a government; to accelerate death.
3. To become faster; increase in speed.
4. To assign a date earlier than the true or real one; give an earlier date to; antedate.

Wiktionary

1. v. transitive To cause to move faster; to quicken the motion of; to add to the speed of.
2. v. transitive To quicken the natural or ordinary progression or process of.
3. v. transitive, physics To cause a change of velocity.
4. v. transitive To hasten, as the occurrence of an event.
5. v. transitive, education To enable a student to finish a course of study in less than normal time.
6. v. intransitive To become faster; to begin to move more quickly.
7. v. intransitive Grow; increase.
8. v. obsolete Alternative form of accelerated.
9. adj. rare Accelerated; quickened; hastened; hurried.

GNU Webster's 1913

1. v. To cause to move faster; to quicken the motion of; to add to the speed of; -- opposed to retard.
2. v. To quicken the natural or ordinary progression or process of
3. v. To hasten, as the occurence of an event.

WordNet 3.0

1. v. cause to move faster
2. v. move faster