Pronunciation change

Noun change

Singular
casualty

Plural
casualties

  1. (countable) A casualty is a person who has been hurt, even killed, in an accident, or an act of violence.
    The only casualty in the bus crash was an old man who broke his arm.
  2. (uncountable) (medicine) The casualty department of a hospital is where people who have been hurt are first taken for medical treatment.
    Casualty was crowded with injured people after the accident.