pathology \pa*thol"o*gy\ (-j[y^]), n.; pl. pathologies (-j[i^]z). [Gr. pa`qos a suffering, disease + -logy: cf. F. pathologie.]

1. (Med.) The science which treats of diseases, their nature, causes, progress, symptoms, etc. [1913 Webster]

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. [1913 Webster]

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. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

Symptomatology \Symp`tom*a*tol"o*gy\, n. [Gr. ?, ?, symptom + -logy: cf. F. symptomatologie.]

(Med.) The doctrine of symptoms; that part of the science of medicine which treats of the symptoms of diseases; semeiology. [1913 Webster]

Note: It includes diagnosis, or the determination of the disease from its symptoms; and prognosis, or the determination of its probable course and event. [1913 Webster]

Source: 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. pathologie.]

(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.

Celluar pathology, a theory that gives prominence to the vital action of cells in the healthy and diseased function of the body. --Virchow.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Symptomatology \Symp`tom*a*tol"o*gy\, n. [Gr. ?, ?, symptom + -logy: cf. F. symptomatologie.]

(Med.) The doctrine of symptoms; that part of the science of medicine which treats of the symptoms of diseases; semeiology.

Note: It includes diagnosis, or the determination of the disease from its symptoms; and prognosis, or the determination of its probable course and event.

Source: Webster's Revised Unabridged Dictionary (1913)