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English definition of “psychopath”

psychopath

noun [C] uk   /ˈsaɪ.kə.pæθ/ us  
specialized psychology a person who has no feeling for other people, does not think about the future, and does not feel bad about anything they have done in the pastScience of psychology and psychoanalysisMind and personality (informal psycho) someone who is very mentally ill and dangerousOf unsound mindStupid and silly
psychopathic
adjective uk   /-ˈpæθ.ɪk/ (informal psycho) us  
A series of unsolved murders on the island has raised fears that a psychopathic serial killer is on the loose.Science of psychology and psychoanalysisMind and personality
(Definition of psychopath from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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