combustion: meaning, definition, pronunciation and examples
C1Formal, Technical
Quick answer
What does “combustion” mean?
The process of burning something.
Audio
Pronunciation
Definition
Meaning and Definition
The process of burning something.
A process of rapid oxidation, releasing heat and light; also used metaphorically for intense, violent, or rapid change, often involving strong emotion or conflict.
Dialectal Variation
British vs American Usage
Differences
No significant spelling or usage differences. Both varieties use the term similarly in technical and figurative contexts.
Connotations
Identical connotations of intense burning, chemical reaction, or violent process.
Frequency
Slightly more common in AmE technical contexts (e.g., automotive 'internal combustion engine'), but overall frequency is similar.
Grammar
How to Use “combustion” in a Sentence
[N of N]: combustion of fuel[ADJ + N]: internal combustion[V + N]: cause combustionVocabulary
Collocations
Examples
Examples of “combustion” in a Sentence
verb
British English
- The material failed to combust under laboratory conditions.
- If the mixture combusts, stand clear.
American English
- The engine is designed to combust fuel efficiently.
- Under pressure, the gases may combust.
adverb
British English
- The fuel burned combustionally. (Rare, non-standard)
American English
- (No standard adverb form in common use)
adjective
British English
- The combustion-related emissions were measured.
- It's a combustion technology firm.
American English
- Combustion gases escaped through the valve.
- They studied combustion characteristics.
Usage
Meaning in Context
Business
Rare, except in industries like energy ("carbon emissions from fossil fuel combustion") or automotive.
Academic
Common in chemistry, engineering, and environmental science texts.
Everyday
Used when discussing car engines or house fires.
Technical
Precise term in chemistry/physics for rapid oxidation; also in mechanical engineering.
Vocabulary
Synonyms of “combustion”
Vocabulary
Antonyms of “combustion”
Watch out
Common Mistakes When Using “combustion”
- Misspelling as 'combussion' or 'combution'.
- Using as a verb ('to combust' is the verb).
FAQ
Frequently Asked Questions
Primarily yes, but it specifically refers to the chemical process of rapid oxidation, which usually produces heat and light (fire). It can occur without visible flame.
'Combustion' is a more formal, scientific term often implying a controlled or analysed chemical process. 'Burning' is the everyday word and can be less precise.
Metaphorically, yes (e.g., 'a combustion of anger'), but this is literary and not the standard use.
A process where a material apparently ignites without an external heat source, often due to internal chemical or biological reactions generating enough heat.
The process of burning something.
Combustion is usually formal, technical in register.
Combustion: in British English it is pronounced /kəmˈbʌs.tʃən/, and in American English it is pronounced /kəmˈbʌs.tʃən/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “internal combustion engine (set phrase)”
- “a combustion of emotions (rare, metaphorical)”
Learning
Memory Aids
Mnemonic
Think COMING + BUST: imagine a situation BUSTing (breaking) into flames, COMING to a violent fire.
Conceptual Metaphor
INTENSE EMOTION/CHANGE IS COMBUSTION (e.g., "The debate sparked a combustion of ideas.")
Practice
Quiz
Which of the following is a key product of COMPLETE combustion of a hydrocarbon?