pathology

pa·thol·o·gy

noun \-jē\

plural pa·thol·o·gies

Definition of PATHOLOGY

1

: the study of the essential nature of diseases and especially of the structural and functional changes produced by them

2

: the anatomic and physiological deviations from the normal that constitute disease or characterize a particular disease

3

: a treatise on or compilation of abnormalities <a new pathology of the eye>