Sped vs. Speeded — What's the Difference?
Difference Between Sped and Speeded
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Definitions
Sped
A past tense and a past participle of speed.
Speeded
Distance traveled divided by the time of travel.
Sped
Simple past tense and past participle of speed
Speeded
The limit of this quotient as the time of travel becomes vanishingly small; the first derivative of distance with respect to time.
Sped
A special education student, usually an autistic person.
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Speeded
The magnitude of a velocity.
Speeded
Swiftness of action
He wrote the first chapter with great speed.
Speeded
The act of moving rapidly
Finished the race in a burst of speed.
Speeded
The state of being in rapid motion; rapidity
The river's speed made a rescue difficult.
Speeded
A transmission gear or set of gears in a motor vehicle
What speed is the car in now?.
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Speeded
A numerical expression of the sensitivity of a photographic film, plate, or paper to light.
Speeded
The capacity of a lens to accumulate light at an appropriate aperture.
Speeded
The length of time required or permitted for a camera shutter to open and admit light.
Speeded
(Slang) A stimulant drug, especially amphetamine or methamphetamine.
Speeded
(Slang) One that suits or appeals to a person's inclinations, skills, or character
Living in a large city is not my speed.
Speeded
(Archaic) Prosperity; luck.
Speeded
To go, move, or proceed quickly
Sped to the rescue.
Speeded
To drive at a speed exceeding a legal limit
Was speeding on the freeway.
Speeded
To pass quickly
The days sped by. The months have sped along.
Speeded
To move, work, or happen at a faster rate; accelerate
His pulse speeded up.
Speeded
(Slang) To be under the influence of a stimulant drug.
Speeded
To prove successful; prosper.
Speeded
To get along in a specified manner; fare.
Speeded
To cause to move or proceed quickly; hasten
No wind to speed the boat.
Speeded
To increase the speed or rate of; accelerate. Often used with up
Speed up a car.
Sped up production.
Speeded
To further, promote, or expedite (a legal action, for example).
Speeded
(Archaic) To help to succeed or prosper; aid.
Speeded
(British) speed
Speeded
(of a test) Measured in terms of speed.
A speeded lexical decision task
