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combustion

Upper-Intermediate (B2)

IPA: /kəmˈbʌs.tʃən/

KK: /kəmˈbʌs.tʃən/

noun
Definition

A process in which a substance reacts with oxygen to produce heat and light, often resulting in fire.


Example

The combustion of gasoline in an engine produces energy to power the vehicle.


Conversation
Sloth A
Have you ever thought about how combustion works in engines?
Sloth B
Yeah, it's fascinating! It’s all about burning fuel efficiently.
Sloth A
Exactly! I read that without proper combustion, the car wouldn't run well at all.
Sloth B
Right! It's amazing how much science goes into something we take for granted.

Synonyms & Antonyms
Synonyms
ignition
burning
explosion
Antonyms
extinction
quenching
dousing
Root Explanation

Combustion is formed from "com-" (meaning together) and "bustion" (from Latin "urere", meaning to burn). The word describes the process of burning together, typically involving a chemical reaction that produces heat and light.

Memory Tip

Think of things 'burning together' — 'com-' means together, and 'bustion' relates to burning.

Visually Confused Words
incombustion
precombustion
noncombustion
autocombustion
photocombustion
microcombustion
compursion
compulsion
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