accelerant

English

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accelerant

  • /əkˈsɛləɹ(ə)nt/ UK
  • /æk-/ UK
  • /əkˈsɛləɹənt/ US
  • /æk-/ US

Where it comes from

From accelerate + -ant (suffix forming agent nouns from verbs, or forming adjectives with senses of being prone or tending to do the actions of verbs).

noun accelerants

  1. In the context of fire protection, a substance that accelerates the development of a fire, especially some hydrocarbon-based fuel used to spread a fire caused by arson. Accelerant was poured across the beds where the two daughters of a family in Cheshire, Conn., had been tied before a fire during a home invasion in 2007, a fire investigator told jurors on Friday.
  2. A substance used to catalyze the vulcanization of rubber.
  3. figuratively Something that speeds up a process or the uptake of something else. Hello Neighbor’s experience reflects the rise of video sites like YouTube as an accelerant for the video game business.

adjective more accelerant · most accelerant

  1. Causing acceleration or speeding up; accelerating.

Translations

Every language

noun substance that can bond or mix with, or disturb, another substance and cause an increase in the speed of a chemical process

日本語促進剤 sokushinzai
DeutschBeschleuniger
Italianoaccelerante
Русскийускори́тель uskorítelʹ

noun substance that accelerates the development of a fire

DeutschBrandbeschleuniger

adj causing acceleration or speeding up

Italianoaccelerante

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Cite this
MLA

"accelerant." Wiktionary, via Micwyn, micwyn.com/word/accelerant. Accessed 6 Nov. 2026.

APA

accelerant. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/accelerant

Chicago

"accelerant." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/accelerant.

BibTeX
@misc{accelerant_2026,
  title = {accelerant},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/accelerant},
  urldate = {2026-11-06}
}