/ˌpæθəˈlɑːdʒɪkl/
patho·logic·al
BrE /ˌpæθəˈlɒdʒɪkl/
NAmE /ˌpæθəˈlɑːdʒɪkl/
not reasonable or sensible; impossible to control
pathological fear/hatred/violence
a pathological liar (= a person who cannot stop telling lies)
caused by, or connected with, disease or illness
pathological depression
(specialist)
connected with pathology
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patho·logic·al·ly
BrE /ˌpæθəˈlɒdʒɪkli/
NAmE /ˌpæθəˈlɑːdʒɪkli/
pathologically jealous