plural of speed

Third-person singular simple present indicative form of speed

(archaic) Successful; prosperous. / (archaic) Effectual; efficient. / (nonstandard) Full of speed; hasty; fast.

The state, quality, or condition of being speedful.

With speed; quickly; rapidly.

A traffic ticket issued for exceeding the speed limit.

present participle of speed up

plural of speeding ticket

(physics) The speed of electromagnetic radiation; in a perfect vacuum it is defined as 299,792,458 metres per second / (colloquial, figuratively) A very rapid speed.

(physics) The speed at which sound is propagated through some medium under specified conditions.