Definition of arsonist in English:

arsonist

noun

  • A person who commits arson.

    ‘police believe arsonists were responsible for both fires’
    • ‘I did not find even one case that dealt with the sentencing of a female serial arsonist.’
    • ‘A gang of arsonists today torched a car with a petrol bomb.’
    • ‘A convicted arsonist with a history of mental illness has been set free despite threatening to set fire to a block of flats.’
    • ‘Detectives are scouring court lists as they try to trace the arsonists responsible for a devastating attack on York Crown Court.’
    • ‘The press has been quick to condemn arsonists for the fires raging in New South Wales in Australia.’
    incendiary, pyromaniac, firebomber
    fire-raiser
    firebug, pyro
    torch
    View synonyms

Pronunciation:

arsonist

/ˈärsənəst/