different between accelerator vs throttle

English

Etymology

• First attested in 1611.
• (motor vehicle): First attested in 1900.
• accelerate +? -or

Pronunciation

• (US) IPA^(key): /æk.?s?l.?.??e?.t?/, /æk.?s?l.?.??e?t.?/, /?k.?s?l.?.??e?t.?/

Noun

accelerator (plural accelerators)

1. One who, or that which, accelerates.

2. A device for causing acceleration.
3. (chemistry) A substance which speeds up chemical reactions.
4. (vehicles) A pedal causing the vehicle to accelerate when it is pressed.

5. (photography) A chemical that reduces development time.
6. (physics) A device that accelerates charged subatomic particles.
7. (physiology, medicine) A muscle or nerve that speeds the performance of an action.
8. (computing) An accelerator key.
9. (computing) A computer component using dedicated hardware to accelerate the processing and display of graphics.
10. (historical) A light van to take mails between a post office and a railway station.

Synonyms

(accelerator pedal):

• (North America) gas pedal, gas
• throttle
• go pedal

(accelerates subatomic particles):

• particle accelerator
• atom smasher

Derived terms

Translations

Anagrams

• retrocaecal

Latin

Verb

acceler?tor

1. second-person singular future passive imperative of acceler?
2. third-person singular future passive imperative of acceler?

Romanian

Etymology

From French accélérateur

Adjective

accelerator m or n (feminine singular acceleratoare, masculine plural acceleratori, feminine and neuter plural acceleratoare)

1. accelerative

Declension

Swedish

Noun

accelerator c

1. (chemistry) accelerator; a substance which speeds up chemical reactions.
2. (physics) accelerator; a device which accelerates different kinds of particles to large velocities

Declension

English

Pronunciation

• (UK) IPA^(key): /????t?l/
• (US) IPA^(key): /???at?l/
• Rhymes: -?t?l

Etymology 1

From Middle English *throtel, diminutive of throte (“throat”), equivalent to throat +? -le. Compare German Drossel (“throttle”). More at throat.

Noun

throttle (plural throttles)

1. A valve that regulates the supply of fuel-air mixture to an internal combustion engine and thus controls its speed; a similar valve that controls the air supply to an engine.
2. The lever or pedal that controls this valve.

   Synonyms: accelerator, gas pedal, gas

3. (anatomy, archaic) The windpipe or trachea.
   • 1817, Walter Scott, The Search After Happiness, or, The Quest of Sultaun Solimaun

     She doucely span her flax and milk'd her
     Until the Sultaun strain'd his princely throttle

Translations

Etymology 2

From Middle English throtlen (“to choke, strangle, suffocate”), from the noun (see above). Compare German erdrosseln (“to strangle, choke, throttle”).

Verb

throttle (third-person singular simple present throttles, present participle throttling, simple past and past participle throttled)

1. (transitive) To cut back on the speed of (an engine, person, organization, network connection, etc.).
2. (transitive) To strangle or choke someone.
3. (intransitive) To have the throat obstructed so as to be in danger of suffocation; to choke; to suffocate.
4. (intransitive) To breathe hard, as when nearly suffocated.
5. (transitive) To utter with breaks and interruption, in the manner of a person half suffocated.

Derived terms

• throttle down

Translations