Medical Definition of pathological
1: of or relating to pathology <a pathological laboratory>
2: altered or caused by disease <pathological tissue>; also : indicative of disease <pathological lesions>
Learn More about pathological
Dictionary: Definition of "pathological" Spanish Central: Translation of "pathological" Nglish: Translation of "pathological" for Spanish speakers
Seen and Heard
What made you want to look up pathological? Please tell us where you read or heard it (including the quote, if possible).