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English definition of “hero”

hero

noun [C]     /ˈhɪərəʊ/ (plural heroes)
BRAVE PERSON B1 someone who does something brave or good that people respect or admire them for: He became a national hero for his part in the revolution .Heroes and cowards
MAIN CHARACTER B1 the main male character in a book or film who is usually good: the hero of her new novel Characters in literature and film
(Definition of hero noun from the Cambridge Learner's Dictionary © Cambridge University Press)

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