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English definition of “pathological”

pathological

adjective     /ˌpæθəˈlɒdʒɪkəl/
NO CONTROL Pathological behaviour or feelings are extreme and cannot be controlled: a pathological liar pathological hatred Mental and psychiatric disorders
DISEASE relating to pathology (= the study of disease) Medical studies and the people who study themDisease and illness - general words
(Definition of pathological adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

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