pathological

1. ADJ You describe a person or their behaviour as pathological when they behave in an extreme and unacceptable way, and have very powerful feelings that they cannot control. 病态的

He experiences chronic, almost pathological jealousy. 他经受着长期的、近乎病态的嫉妒。

He's a pathological liar. 他是个说谎成性者。

2. ADJ Pathological means relating to pathology or illness. 病理学的; 病理的[医学]

...pathological conditions in animals. …动物的病理状况。