combustible
adjective
com·bus·ti·ble kəm-ˈbə-stə-bəl 
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.
combustibility
kəm-ˌbə-stə-ˈbi-lə-tē
noun combustible noun
combustibly
kəm-ˈbə-stə-blē
adverb 
Synonyms
- burnable
- combustive
- fiery
- flammable
- ignitable
- ignitible
- inflammable
- touchy
See all Synonyms & Antonyms 
Example Sentences
The fuel is highly combustible. don't store oily rags and other combustible materials in a hot attic
Recent Examples on the Web Each model comes with a stand that allows it to be used on all types of non-combustible surfaces, according to the brand, including concrete, grass, various decking and more. 
Nicole Papantoniou, Good Housekeeping, 16 Sep. 2022 Then, the device recombines the oxygen ions to make breathable and combustible oxygen gas. Will Sullivan, Smithsonian Magazine, 6 Sep. 2022 Although cigarette smoking has steadily declined over the past several decades, thanks to a more educated and health-conscious society, new and existing combustible and noncombustible tobacco products continue to pose public health challenges. Michael B. Farber And Anand Shah, STAT, 27 Aug. 2022 By 6 am, Kaplan was on a flight to Miami, the sun rising on what would later be described as one of the most contested and combustible events in American politics. Benjamin Wofford, Wired, 10 Mar. 2022 Make sure there is appropriate clearance above the fire pit as well as around it, steering clear of tree branches, awnings, power lines, and other combustible materials. Adria Greenhauff, Better Homes & Gardens, 18 Aug. 2022 The report described a ship with combustible materials stored improperly. Arkansas Online, 16 July 2022 To remove the truck, officials evacuated the surrounding area within 200 feet of the tanker, as officials said the chemical is combustible under the right conditions. Kyla Guilfoil, ABC News, 11 Aug. 2022 Clearing the area around a structure from vegetation and other combustible material, for example, can help fortify it against fire. Richard Vanderford, WSJ, 2 Aug. 2022 See More
Nicole Papantoniou, Good Housekeeping, 16 Sep. 2022 Then, the device recombines the oxygen ions to make breathable and combustible oxygen gas. Will Sullivan, Smithsonian Magazine, 6 Sep. 2022 Although cigarette smoking has steadily declined over the past several decades, thanks to a more educated and health-conscious society, new and existing combustible and noncombustible tobacco products continue to pose public health challenges. Michael B. Farber And Anand Shah, STAT, 27 Aug. 2022 By 6 am, Kaplan was on a flight to Miami, the sun rising on what would later be described as one of the most contested and combustible events in American politics. Benjamin Wofford, Wired, 10 Mar. 2022 Make sure there is appropriate clearance above the fire pit as well as around it, steering clear of tree branches, awnings, power lines, and other combustible materials. Adria Greenhauff, Better Homes & Gardens, 18 Aug. 2022 The report described a ship with combustible materials stored improperly. Arkansas Online, 16 July 2022 To remove the truck, officials evacuated the surrounding area within 200 feet of the tanker, as officials said the chemical is combustible under the right conditions. Kyla Guilfoil, ABC News, 11 Aug. 2022 Clearing the area around a structure from vegetation and other combustible material, for example, can help fortify it against fire. Richard Vanderford, WSJ, 2 Aug. 2022 See More Word History
Etymology
borrowed from Medieval Latin combustibilis, from Latin combustus (past participle of combūrere "to destroy with fire, combust") + -ibilis -ible
First Known Use
1529, in the meaning defined at sense 1
Kids Definition
combustible
adjective
com·bus·ti·ble kəm-ˈbə-stə-bəl
: catching fire or burning easily
Medical Definition
combustible
adjective
com·bus·ti·ble kəm-ˈbəs-tə-bəl
: capable of combustion
combustible anesthetics
combustible
adjective
as in combustive
capable of catching or being set on fire don't store oily rags and other combustible materials in a hot attic Synonyms & Similar Words
Relevance
- combustive
- ignitable
- explosive
- inflammable
- flammable
- burnable
- fiery
- incendiary
- ignitible
- touchy
Antonyms & Near Antonyms
- incombustible
- noncombustible
- fireproof
- nonflammable
- noninflammable
- unburnable
- nonexplosive
- nonburnable