English Reference

Word

arson

Phoneticsar·son

US/ˈɑɹsən/

UK/ˈɑːsən/

Definition

n. the crime of starting a fire on purpose to destroy something, like a house or a car.

n. the felony of intentionally and maliciously setting fire to structures or property.

Examples

“The police suspect arson after finding two separate fires.”

“Investigators ruled out electrical faults and confirmed the blaze was an act of arson.”

“The insurance investigator noted the presence of accelerants, suggesting the fire was not accidental but a calculated act of arson designed to trigger a payout.”

Examples

simple

“The police suspect arson after finding two separate fires.”

contextual

“Investigators ruled out electrical faults and confirmed the blaze was an act of arson.”

complex

“The insurance investigator noted the presence of accelerants, suggesting the fire was not accidental but a calculated act of arson designed to trigger a payout.”

Usage

uncountable

Real-World Examples

“Arson has also not been ruled out in a fire at a factory in Lublin on Sunday night.”
BBC News · 3 Sept 2026
“No group has claimed responsibility for the arson attacks.”
BBC News · 23 Aug 2026

Etymology

From Anglo-Norman and Old French arson, from the verb ardoir, from Latin ardeō (“to burn”). Compare ardent.

From Middle English arsoun, from Old French arçon, from Vulgar Latin *arciō (“saddlebow”), from Latin arcus (“bow”); compare Italian arcione, Portuguese arção, and Spanish arzón.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

Synonyms

incendiarismfire-raising

This entry

Level
B2 · Upper Intermediate
Frequency
Frequent
Updated

Scan code

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English Reference