1. the branch of medical science that studies the causes and nature and effects of diseases
2. any deviation from a healthy or normal condition
The Collaborative International Dictionary of English v.0.48:
pathology \pa*thol"o*gy\ (-j[y^]), n.; pl. pathologies
(-j[i^]z). [Gr. pa`qos a suffering, disease + -logy: cf. F.
1. (Med.) The science which treats of diseases, their nature,
causes, progress, symptoms, etc.
Note: Pathology is general or special, according as it treats
of disease or morbid processes in general, or of
particular diseases; it is also subdivided into
internal and external, or medical and surgical
pathology. Its departments are nosology,
[ae]tiology, morbid anatomy, symptomatology, and
therapeutics, which treat respectively of the
classification, causation, organic changes, symptoms,
and cure of diseases.
2. (Med.) The condition of an organ, tissue, or fluid
produced by disease.
[Webster 1913 Suppl.]
Celluar pathology, a theory that gives prominence to the
vital action of cells in the healthy and diseased
functions of the body. --Virchow.
WordNet (r) 3.0 (2006):
n 1: the branch of medical science that studies the causes and
nature and effects of diseases
2: any deviation from a healthy or normal condition
Moby Thesaurus II by Grady Ward, 1.0:
71 Moby Thesaurus words for "pathology":
abnormality, acute disease, affection, affliction, ailment,
allergic disease, allergy, atrophy, bacterial disease,
birth defect, blight, cardiovascular disease, chronic disease,
circulatory disease, complaint, complication, condition,
congenital defect, defect, deficiency disease, deformity,
degenerative disease, disability, disease, disorder, distemper,
endemic, endemic disease, endocrine disease, epidemic disease,
functional disease, fungus disease, gastrointestinal disease,
genetic disease, handicap, hereditary disease, iatrogenic disease,
illness, indisposition, infectious disease, infirmity, malady,
malaise, morbidity, morbus, muscular disease, neurological disease,
nutritional disease, occupational disease, organic disease,
pandemic disease, pathological condition, plant disease,
protozoan disease, psychosomatic disease, respiratory disease,
rockiness, secondary disease, seediness, sickishness, sickness,
signs, symptomatology, symptomology, symptoms, syndrome, the pip,
urogenital disease, virus disease, wasting disease, worm disease
Bouvier's Law Dictionary, Revised 6th Ed (1856):
PATHOLOGY, med. jur. The science or doctrine of diseases. In cases of
homicides, abortions, and the like, it is of great consequence to the legal
practitioner to be acquainted, in some degree, with pathology. 2 Chit. Pr.