combustion

play
noun com·bus·tion \kəm-ˈbəs-chən\

Definition of combustion

  1. 1 :  an act or instance of burning <Smoke is produced during combustion.>

  2. 2 :  a usually rapid chemical process (as oxidation) that produces heat and usually light <The carburetor mixes fuel with air for combustion.>; also :  a slower oxidation (as in the body)

  3. 3 :  violent agitation :  tumult < … periods of great social combustion alternating with quiescence … — Kurt Andersen>

combustive

play \-ˈbəs-tiv\ adjective

Examples of combustion in a sentence

  1. Combustion may occur at high temperatures.

  2. This ratio of air to fuel results in better combustion.

Origin and Etymology of combustion

see combust


First Known Use: 15th century



COMBUSTION Defined for English Language Learners

combustion

play
noun com·bus·tion \kəm-ˈbəs-chən\

Definition of combustion for English Language Learners

  • : the act of burning

  • : a chemical reaction that occurs when oxygen combines with other substances to produce heat and usually light


COMBUSTION Defined for Kids

combustion

play
noun com·bus·tion \kəm-ˈbəs-chən\

Definition of combustion for Students

  1. :  the process of burning


Medical Dictionary

combustion

play
noun com·bus·tion \kəm-ˈbəs-chən\

Medical Definition of combustion

  1. :  a usually very rapid chemical process (as oxidation) that produces heat and usually light; also :  a slower oxidation (as in the body)



Seen and Heard

What made you want to look up combustion? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

unusual in a playful or amusing way

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ