accelerant

[ ak-sel-er-uhnt ]
/ ækˈsɛl ər ənt /

noun

something that speeds up a process.
a substance that accelerates the spread of fire or makes a fire more intense: Arson was suspected when police found accelerants at the scene of the fire.

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Origin of accelerant

1915–20; <Latin accelerant- (stem of accelerāns) hastening (present participle of accelerāre). See accelerate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for accelerant

British Dictionary definitions for accelerant

accelerant
/ (ækˈsɛlərənt) /

noun

chem another name for accelerator (def. 3)

Word Origin for accelerant

C20: from Latin from accelerāns, present participle of accelerāre to go faster
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for accelerant

accelerant
[ ăk-sĕlər-ənt ]

n.

Accelerator.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for accelerant

accelerant
[ ăk-sĕlər-ənt ]

A substance, such as a petroleum distillate, that is used as a catalyst, as in spreading an intentionally set fire.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.