# napalm

/ˈneɪpɑm/ (US) · /nˈeɪpɑːm/ (UK) · CEFR C1 · Noun

Source: https://englishreference.com/word/napalm
Updated: 2026-05-20

## Definition

a very dangerous chemical that burns for a long time and sticks to things. It was used in wars to destroy buildings and equipment.

For teachers: a thick, oil-based gel containing a mixture of gasoline and other flammable substances, designed to burn for an extended period and adhere to surfaces. Often used in military contexts to describe incendiary weapons.

## Examples

- The soldiers used napalm to clear the forest of enemy troops.
- Historians often discuss the long-term environmental impact of napalm used during the conflict in the mid-twentieth century.
- The documentary explores the chemical properties of napalm, explaining how its sticky consistency allowed it to cling to the ground and continue burning long after the initial explosion.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.