noun, plural pa·thol·o·gies.
- the science or the study of the origin, nature, and course of diseases.
- the conditions and processes of a disease.
- any deviation from a healthy, normal, or efficient condition.
noun plural -gies
- the branch of medicine concerned with the cause, origin, and nature of disease, including the changes occurring as a result of disease
- the manifestations of disease, esp changes occurring in tissues or organs
- any variant or deviant condition from normal
n.1640s, from pathology + -ist. n.“science of diseases,” 1610s, from French pathologie (16c.), from medical Latin pathologia “study of disease,” from Greek pathos “suffering” (see pathos) + -logia “study” (see -logy). In reference to the study of abnormal mental conditions from 1842. Ancient Greek pathologia was “study of the passions;” the Greek word for “science of diseases” was pathologike (“pathologics”). n.
- A specialist in pathology who practices chiefly in the laboratory as a consultant to clinical colleagues.
- The medical science concerned with all aspects of disease with an emphasis on the essential nature, causes, and development of abnormal conditions, as well as with the structural and functional changes that result from disease processes.
- The anatomical or functional manifestations of a disease.
- The scientific study of disease and its causes, processes, and effects.
- The physical and mental abnormalities that result from disease or trauma.
A branch of medicine that explores the nature and cause of disease. Pathology also involves the study of bodily changes that occur as the result of disease.