Definitions

1. verb

past tense of speed, to move quickly or travel fast

“The car sped down the highway.”

2. verb

past tense of speed, to increase the rate of something, such as a process or a machine

“The company sped up production to meet the deadline.”

3. noun

a unit of measurement of the rate of change of an object’s velocity

“The speed of the car was recorded as 60 mph.”

4. noun

a rate of progress or change, especially in a particular field or industry

“The speed of technological advancements is astonishing.”

5. noun

a rapid or swift movement

“The speed of the rollercoaster was exhilarating.”