| AC | caused to go more rapidly |
|---|---|
| AC | speeded up, as of an academic course |
| AC | increasing in speed |
| AC | the act of accelerating |
| AC | an increase in speed |
| AC | (physics) a rate of change of velocity |
| AC | a unit for measuring acceleration |
| AC | tending to increase velocity |
| AC | a valve that regulates the supply of fuel to the engine |
| AC | a scientific instrument that increases the kinetic energy of charged particles |
| AC | a pedal that controls the throttle valve |
| AC | (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected |