Speed

English word definition — powered by WordNet

NOUN

velocity

distance travelled per unit time

swiftness, fastness

a rate (usually rapid) at which something happens

speeding, hurrying

changing location rapidly

focal ratio, f number, stop number

the ratio of the focal length to the diameter of a (camera) lens system

amphetamine, pep pill, upper

a central nervous system stimulant that increases energy and decreases appetite

VERB

rush, hotfoot, hasten, hie, race

move hurridly

accelerate, speed up, quicken

move faster

travel rapidly, hurry, zip

move very fast

travel at an excessive or illegal velocity

accelerate, speed up

cause to move faster

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