com·​bus·​ti·​ble | \ kəm-ˈbə-stə-bəl How to pronounce combustible (audio) \

Definition of combustible

1 : capable of combustion combustible materials, such as paper, leaves, and sawdust combustible gases
2 : easily excited a combustible temper The coach had to keep the combustible players under control.

Other Words from combustible

combustibility \ kəm-​ˌbə-​stə-​ˈbi-​lə-​tē How to pronounce combustible (audio) \ noun
combustible noun
combustibly \ kəm-​ˈbə-​stə-​blē How to pronounce combustible (audio) \ adverb

Examples of combustible in a Sentence

The fuel is highly combustible. don't store oily rags and other combustible materials in a hot attic
Recent Examples on the Web Chemistry issues were a concern, especially with the combustible Cambage. Los Angeles Times, 29 July 2022 By stripping away vaping, a method with demonstrably higher efficacy than other nicotine replacement therapies, the FDA is corralling vast numbers of Americans back into combustible tobacco. WSJ, 25 July 2022 Missouri Attorney General Eric Schmitt, who is one of three front-runners in his state’s combustible GOP Senate nomination race, landed a high-profile endorsement with eight days to go until Primary Day. Paul Steinhauser, Fox News, 25 July 2022 Some carried air quality alarms to alert the team to unsafe levels of carbon monoxide or combustible gases, of which there were none. Joshua Gunter, cleveland, 22 July 2022 Ghost promises of the two combustible forces igniting venues. Shaheem Reid, Billboard, 21 July 2022 Global efforts to get rid of the combustible engine have weakened the historically tight relationship between GDP growth rates and demand for crude oil, noted Ed Morse, Citigroup's global head of commodity research. Kate Gibson, CBS News, 11 July 2022 Matters are already at a crisis point in some videogames: adding cryptocurrency to this combustible situation would be catastrophic. Wired, 8 July 2022 This combustible climate in one of the world’s most biodiverse places, some sixty percent of which is in Brazil, has forced Bolsonaro into a defensive position on the Amazon throughout his presidency. Andre Pagliarini, The New Republic, 7 July 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'combustible.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of combustible

1529, in the meaning defined at sense 1

History and Etymology for combustible

borrowed from Medieval Latin combustibilis, from Latin combustus (past participle of combūrere "to destroy with fire, combust") + -ibilis -ible

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Time Traveler for combustible

Time Traveler

The first known use of combustible was in 1529

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Dictionary Entries Near combustible



combustible shale

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Statistics for combustible

Last Updated

3 Aug 2022

Cite this Entry

“Combustible.” Dictionary, Merriam-Webster, Accessed 9 Aug. 2022.

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More Definitions for combustible


com·​bus·​ti·​ble | \ kəm-ˈbə-stə-bəl How to pronounce combustible (audio) \

Kids Definition of combustible

: catching fire or burning easily


com·​bus·​ti·​ble | \ kəm-ˈbəs-tə-bəl How to pronounce combustible (audio) \

Medical Definition of combustible

: capable of combustion combustible anesthetics

More from Merriam-Webster on combustible

Nglish: Translation of combustible for Spanish Speakers


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