accelerator

名词 n.
中文释义
美 /əkˈsɛl.əˌɹeɪ.tɚ/|/ækˈsɛl.əˌɹeɪ.tɚ/|/ɪkˈsɛl.əˌɹeɪ.tɚ/

英文释义

名词 n.
  1. One who, or that which, accelerates.
    — The Second World War is said to have been a great accelerator for many scientific findings.
  2. A device for causing acceleration.
  3. A substance which speeds up chemical reactions.
  4. A pedal causing the vehicle to accelerate when it is pressed.
    — As soon as you get onto the slipway, push the accelerator.
  5. A chemical that reduces development time.
  6. A device that accelerates charged subatomic particles; a particle accelerator.
  7. A muscle or nerve that speeds the performance of an action.
  8. An accelerator key.
    — If they had allowed single-character accelerators, Windows wouldn't be able to determine whether the character was input or a shortcut.
  9. A computer component using dedicated hardware to accelerate the processing and display of graphics.
  10. A light van to take mails between a post office and a railway station. historical
  11. A mentoring program for startup companies.
    — In the nineties, before the accelerator era, startups were usually launched by mid-career engineers or repeat entrepreneurs, who sought millions in venture capital and then labored in secret on something complicated that took years to launch.

词形变化

accelerators plural

词汇关系

近义词
gas pedal gas throttle go pedal particle accelerator atom smasher
衍生词
accelerator card accelerator effect accelerator key other element accelerator mass spectrometry accelerator nerves nerves that speed up a bodily function accelerator pedal a pedal used to control a vehicle's speed antiaccelerator cardioaccelerator hit the accelerator laser-plasma accelerator particle accelerator plasma accelerator plasma wakefield accelerator preaccelerator a device that speeds up computer processing a key which a user can press to activate a menu

词源

Etymology tree
Proto-Indo-European *h₂éd
Proto-Italic *ad
Proto-Italic *ad-
Latin ad-
Proto-Indo-European *kel-der.
Latin celer
Proto-Indo-European *-h₂
Proto-Indo-European *-éh₂
Proto-Indo-European *-yéti
Proto-Indo-European *-eh₂yéti
Proto-Italic *-āō
Latin -ō
Latin celerō
Latin accelerō
Latin accelerātuslbor.
▲
Latin accelerō
Proto-Indo-European *-tis
Proto-Indo-European *-Hō
Proto-Indo-European *-tiHō
Proto-Italic *-tiō
Latin -tiō
Latin accelerātiōder.
English accelerationbf.
English accelerate
Proto-Indo-European *-tōr
Proto-Italic *-tōr
Latin -tor
Latin -ātor
Old French -eorbor.
Middle English -our
▲
Latin -torlbor.
English -or
English accelerator
* First attested in 1611.
* (motor vehicle): First attested in 1900.
* accelerate + -or
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