noun, plural e·ti·ol·o·gies.
- the study of the causes of diseases.
- the cause or origin of a disease.
Origin of etiology
Examples from the Web for etiology
Friendship is the trump card in the movement for equality, not etiology.
No progress was possible in combating the disease until these root questions of the etiology of cholera are decided.
So much had been established without reference to the etiology of disease.An Epitome of the History of Medicine|Roswell Park
With the etiology mainly exogenous 20% recovered and 14.3% improved.Benign Stupors|August Hoch
noun plural -gies
"science of causes or causation," 1550s, from Late Latin aetiologia, from Greek aitiologia "statement of cause," from aitia "cause" + -logia "a speaking" (see -logy). Related: Etiologic; etiological.