# butane

/ˈbjuteɪn/ (US) · /bjˈuːteɪn/ (UK) · CEFR C1 · Noun

Source: https://englishreference.com/word/butane
Updated: 2026-10-18

## Definition

a clear gas that burns very easily and is used as fuel in lighters and small camping stoves.

For teachers: a highly flammable hydrocarbon gas composed of four carbon atoms, used as fuel in lighters, portable stoves, and heating equipment.

## Examples

- My lighter uses butane for fuel.
- He buys a small can of butane to refill the camping stove before the weekend trip.
- Stored as a liquid under pressure, butane vaporises instantly on release, making it practical for lighters yet dangerous if it leaks in an enclosed space.

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