extinguishant
(ex-tin-guish-ant)
4 syllables
Definition
noun. a substance used to put out fires.
Example Sentence
They filled the fire extinguisher with an extinguishant.
More Example Sentences
They used an extinguishant to save the building.
Synonyms
fire retardant; suppressant; extinguishing agent
Antonyms
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extinguishant
