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Audio English.net » Dictionary » S » Spectrogram ... Speer

SPEED (sped)

Pronunciation (US): 

 Dictionary entry overview: What does speed mean? 

SPEED (noun)
  The noun SPEED has 5 senses:

1. distance travelled per unit time
2. a rate (usually rapid) at which something happens
3. changing location rapidly
4. the ratio of the focal length to the diameter of a (camera) lens system
5. a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression

  Familiarity information: SPEED used as a noun is common.


SPEED (verb)
  The verb SPEED has 5 senses:

1. step on it
2. move faster
3. travel at an excessive or illegal velocity
4. move very fast
5. cause to move faster

  Familiarity information: SPEED used as a verb is common.


 Dictionary entry details 


SPEED (noun)


Sense 1speed [BACK TO TOP]

Meaning:

Distance travelled per unit time

Classified under:

Nouns denoting time and temporal relations

Synonyms:

speed; velocity

Hypernyms ("speed" is a kind of...):

rate (a magnitude or frequency relative to a time unit)

Hyponyms (each of the following is a kind of "speed"):

terminal velocity (the constant maximum velocity reached by a body falling through the atmosphere under the attraction of gravity)

steerageway ((nautical) the minimum rate of motion needed for a vessel to be maneuvered)

c; light speed; speed of light (the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second)

radial velocity (velocity along the line of sight toward or away from the observer)

peculiar velocity (velocity with respect to the local standard of rest)

muzzle velocity (the velocity of a projectile as it leaves the muzzle of a gun)

hypervelocity (excessive velocity)

groundspeed (the speed of an aircraft relative to the ground)

escape velocity (the minimum velocity needed to escape a gravitational field)

airspeed (the speed of an aircraft relative to the air in which it is flying)


Sense 2speed [BACK TO TOP]

Meaning:

A rate (usually rapid) at which something happens

Classified under:

Nouns denoting attributes of people and objects

Synonyms:

fastness; swiftness; speed

Context example:

the project advanced with gratifying speed

Hypernyms ("speed" is a kind of...):

pace; rate (the relative speed of progress or change)

Attribute:

fast (acting or moving or capable of acting or moving quickly)

slow (not moving quickly; taking a comparatively long time)

Hyponyms (each of the following is a kind of "speed"):

graduality; gradualness (the quality of being gradual or of coming about by gradual stages)

execution speed ((computer science) the speed with which a computational device can execute instructions; measured in MIPS)

haste; hastiness; hurriedness; hurry; precipitation (overly eager speed (and possible carelessness))


Sense 3speed [BACK TO TOP]

Meaning:

Changing location rapidly

Classified under:

Nouns denoting acts or actions

Synonyms:

hurrying; speeding; speed

Hypernyms ("speed" is a kind of...):

motion; move; movement (the act of changing location from one place to another)

Hyponyms (each of the following is a kind of "speed"):

acceleration; quickening; speedup (the act of accelerating; increasing the speed)

deceleration (the act of decelerating; decreasing the speed)

scud; scudding (the act of moving along swiftly (as before a gale))


Sense 4speed [BACK TO TOP]

Meaning:

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

Classified under:

Nouns denoting relations between people or things or ideas

Synonyms:

f number; focal ratio; stop number; speed

Hypernyms ("speed" is a kind of...):

ratio (the relative magnitudes of two quantities (usually expressed as a quotient))


Sense 5speed [BACK TO TOP]

Meaning:

A central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression

Classified under:

Nouns denoting man-made objects

Synonyms:

amphetamine; pep pill; upper; speed

Hypernyms ("speed" is a kind of...):

drug of abuse; street drug (a drug that is taken for nonmedicinal reasons (usually for mind-altering effects); drug abuse can lead to physical and mental damage and (with some substances) dependence and addiction)

excitant; stimulant; stimulant drug (a drug that temporarily quickens some vital process)

Hyponyms (each of the following is a kind of "speed"):

amphetamine sulfate; amphetamine sulphate (a sulfate derivative of amphetamine that is used as a stimulant for the central nervous system)

bennie; Benzedrine (a form of amphetamine)

Dexedrine; dextroamphetamine sulphate (an isomer of amphetamine (trade name Dexedrine) used as a central nervous system stimulant)

chalk; chicken feed; crank; deoxyephedrine; glass; ice; meth; methamphetamine; methamphetamine hydrochloride; Methedrine; shabu; trash (an amphetamine derivative (trade name Methedrine) used in the form of a crystalline hydrochloride; used as a stimulant to the nervous system and as an appetite suppressant)


SPEED (verb)


Sense 1speed [BACK TO TOP]

Meaning:

Step on it

Classified under:

Verbs of walking, flying, swimming

Synonyms:

rush along; rush; race; pelt along; hotfoot; hie; cannonball along; bucket along; belt along; speed; hasten

Context examples:

He rushed down the hall to receive his guests / The cars raced down the street

Hypernyms (to "speed" is one way to...):

go; locomote; move; travel (change location; move, travel, or proceed)

Troponyms (each of the following is one way to "speed"):

barge; push forward; thrust ahead (push one's way)

buck; charge; shoot; shoot down; tear (move quickly and violently)

dart; dash; flash; scoot; scud; shoot (run or move very quickly or hastily)

Sentence frames:

Something ----s
Somebody ----s

Sentence example:

They speed up the hill

Also:

speed up (move faster)


Sense 2speed [BACK TO TOP]

Meaning:

Move faster

Classified under:

Verbs of size, temperature change, intensifying, etc.

Synonyms:

speed up; quicken; accelerate; speed

Context example:

The car accelerated

Hypernyms (to "speed" is one way to...):

deepen; intensify (become more intense)

Troponyms (each of the following is one way to "speed"):

brisk; brisk up; brisken (become brisk)

Sentence frames:

Something ----s
Somebody ----s
Somebody ----s something
Something ----s something

Sentence example:

These cars won't speed


Sense 3speed [BACK TO TOP]

Meaning:

Travel at an excessive or illegal velocity

Classified under:

Verbs of walking, flying, swimming

Context example:

I got a ticket for speeding

Hypernyms (to "speed" is one way to...):

go; locomote; move; travel (change location; move, travel, or proceed)

Sentence frames:

Something is ----ing PP
Somebody ----s PP

Sentence example:

These cars won't speed


Sense 4speed [BACK TO TOP]

Meaning:

Move very fast

Classified under:

Verbs of walking, flying, swimming

Synonyms:

travel rapidly; hurry; zip; speed

Context example:

The runner zipped past us at breakneck speed

Hypernyms (to "speed" is one way to...):

go; locomote; move; travel (change location; move, travel, or proceed)

Troponyms (each of the following is one way to "speed"):

whizz; whizz along; zoom; zoom along (move along very quickly)

run (move fast by using one's feet, with one foot off the ground at any given time)

dart; fleet; flit; flutter (move along rapidly and lightly; skim or dart)

Sentence frames:

Something is ----ing PP
Somebody ----s PP

Sentence example:

These cars won't speed

Also:

speed up (move faster)


Sense 5speed [BACK TO TOP]

Meaning:

Cause to move faster

Classified under:

Verbs of size, temperature change, intensifying, etc.

Synonyms:

accelerate; speed up; speed

Context example:

He accelerated the car

Hypernyms (to "speed" is one way to...):

modify; qualify (add a modifier to a constituent)

Sentence frames:

Somebody ----s something
Somebody ----s somebody
Something ----s somebody
Something ----s something


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 SPEED: related words searches 

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