The Open Dictionary

arson

noun

UK/ˈɑː.sᵊn/
US/ˈɑːr.sᵊn/

Definitions of arson noun

  1. Uncountable

    The deliberate act of setting fire to property, especially a building, with the intent to cause damage or destruction.

    • The police are investigating the arson at the warehouse.

    • They were arrested on suspicion of committing arson in the city center.

    • The insurance company is investigating whether the fire was caused by arson.