1. speed - noun
· distance travelled per unit time
Synonym(s): velocity
Hypernym(s): rate
2. speed - noun
· a rate (usually rapid) at which something happens; "the project advanced with gratifying speed"
Synonym(s): swiftness, fastness
3. speed - noun
· changing location rapidly
Synonym(s): speeding, hurrying
Hypernym(s): motion, movement, move
4. speed - noun
· the ratio of the focal length to the diameter of a (camera) lens system
Synonym(s): focal_ratio, f_number, stop_number
Hypernym(s): ratio
5. speed - noun
· a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
Synonym(s): amphetamine, pep_pill, upper
Hypernym(s): stimulant, stimulant_drug, excitant, drug_of_abuse, street_drug
6. speed - verb
· move hurridly; "He rushed down the hall to receive his guests"; "The cars raced down the street"
Synonym(s): rush, hotfoot, hasten, hie, race, pelt_along, rush_along, cannonball_along, bucket_along, belt_along, step_on_it
Hypernym(s): travel, go, move, locomote
7. speed - verb
· move faster; "The car accelerated"
Synonym(s): accelerate, speed_up, quicken
Hypernym(s): intensify, deepen
8. speed - verb
· move very fast; "The runner zipped past us at breakneck speed"
Synonym(s): travel_rapidly, hurry, zip
Hypernym(s): travel, go, move, locomote
9. speed - verb
· travel at an excessive or illegal velocity; "I got a ticket for speeding"
Hypernym(s): travel, go, move, locomote
10. speed - verb
· cause to move faster; "He accelerated the car"
Synonym(s): accelerate, speed_up
Hypernym(s): change, alter, modify
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