accelerator
/əkˈsɛl.əˌɹeɪ.tɚ/
Word Rarity
Rare
Frequency: 3.42 in modern English
15
Scrabble Score
11
Letters
5
Syllables
7
Unique Chars
Meaning
noun
One who, or that which, accelerates.
noun
A device for causing acceleration.
noun
A substance which speeds up chemical reactions.
noun
A pedal causing the vehicle to accelerate when it is pressed.
noun
A chemical that reduces development time.
noun
A device that accelerates charged subatomic particles; a particle accelerator.
noun
A muscle or nerve that speeds the performance of an action.
noun
An accelerator key.
Example Sentences
- "The Second World War is said to have been a great accelerator for many scientific findings."
- "As soon as you get onto the slipway, push the accelerator."
- "If they had allowed single-character accelerators, Windows wouldn't be able to determine whether the character was input or a shortcut."
- "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."
Etymology
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-Indo-European *-h₂tiinflu. Proto-Italic *-ājō 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
Word Breakdown
Regional Pronunciation
- American English: /əkˈsɛl.əˌɹeɪ.tɚ/
Inflected Forms
Derived Forms
Phrases
accelerator card
a device that speeds up computer processing
accelerator effect
accelerator key
a key which a user can press to activate a menu
other element
accelerator mass spectrometry
accelerator nerves