ex·e·ge·sis

– noun
1. a critical explanation or analysis, especially of a text.

pa·thol·o·gy

- noun
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.