n. The mechanism whereby something causes a disease.
the GNU version of the Collaborative International Dictionary of English
n. Pathogeny.
The Century Dictionary and Cyclopedia
n. The mode of production or development of a disease.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. the origination and development of a disease
Word Usage
"Our department is actively engaged in basic and translational research to understand the pathogenesis of childhood disease and to institute novel methods for earlier and more precise diagnoses resulting in enhanced and tailored therapy."