Origin of accelerantClassical Latin accelerans, present participle of accelerare: see accelerate
- something that increases the speed of a process
- Chem. catalyst
- A highly flammable substance used to start a fire intentionally.
- Chemistry A substance that speeds up a chemical reaction, especially by catalysis.
- (chemistry) Any substance that can bond, mix, or disturb another substance and cause an increase in the speed of a natural or artificial chemical process.
- A substance that accelerates the development of a fire; especially some petroleum product used to spread an act of arson
- (chemistry) A substance used to catalyze the vulcanization of rubber
- First attested in 1854.
- accelerate + -ant