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1. (medicine)
The branch of medicine concerned with the study of the nature of disease and its causes, processes, development, and consequences. (

2. Any deviation from a healthy or normal condition; abnormality. (

3. The precise study and diagnosis of disease. (

4. A specialty concerned with the nature and cause of disease as expressed by changes in cellular or tissue structure and function caused by the disease process. (


Syn: pathobiology

Word origin: from Ancient Greek πάθος, pathos, feeling, suffering; and -λογία, -logia, the study of.

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