sadist

n. one who derives pleasure from inflicting pain on others; one who derives sexual gratification from causing pain or humiliation to his partner

People who commit acts of sadism and masochism are called sadists and masochists respectively, for further information on the subject see the accompanying article: Sadism and masochismSome subjects sadist could represent are:Sadist (band), an Italian progressive death metal bandSadist (album), a self-titled album by SadistSadist (Japanese band), a Japanese power metal bandSadist (Hungarian band), a defunct Hungarian black metal bandSadistic personality disorder, a mental disorderSome other non-direct subjects sadist could represent are:Sadism and masochism as medical termsSadistik Exekution, an Australian death metal band
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Noun
1. someone who obtains pleasure from inflicting pain or others
(antonym) masochist
(hypernym) pervert, deviant, deviate, degenerate

n. sadist, one who derives pleasure from inflicting pain on others, one who derives sexual gratification from causing pain or humiliation to his partner

n. sadist