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speed

Definition from Dictionary, a free dictionary
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English

Etymology

Old English spēd, from Germanic *spodiz. Cognate with Dutch spoed.

Pronunciation

Noun

Singular
speed

Plural
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speed ({{{1}}})
  1. the state of moving quickly or the capacity for rapid motion; rapidity
  2. the rate of motion or action, specifically (mathematics)/(physics) the magnitude of the velocity; the rate distance is traversed in a given time
  3. (photography) the sensitivity to light of film, plates.
  4. (slang) any amphetamine drug used as a stimulant, especially illegally, especially methamphetamine
  5. (archaic) luck, success, prosperity

Synonyms

Translations

Usage notes

Units:

Verb

Infinitive
to speed

Third person singular
speeds

Simple past
sped or speeded

Past participle
-

Present participle
speeding

to speed (third-person singular simple present speeds, present participle speeding, simple past and past participle sped or speeded)
  1. (Template loop detected: Template:context 1) To prosper, be lucky.
  2. (Template loop detected: Template:context 1) To help someone, to give them fortune.
    God speed, until we meet again.
  3. To go fast, especially excessively fast.
    The Ferrari was speeding along the road.
  4. To exceed the speed limit.
    Why do you speed when the road is so icy?
  5. (slang) To be under the influence of stimulant drugs, especially amphetamines.

Usage notes

The Cambridge Guide to English Usage indicates that sped is for objects in motion (the race car sped) while speeded is used for activities or processes, but notes that the British English convention does not hold in American English.

Translations

The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.

Anagrams

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