原因論
AEtiology \[AE]`ti*ol"o*gy\, n. [L. aetologia, Gr. ?; ? cause +
? description: cf. F. ['e]tiologie.]
1. The science, doctrine, or demonstration of causes; esp.,
the investigation of the causes of any disease; the
science of the origin and development of things.
2. The assignment of a cause.
aetiology
n 1: the cause of a disease [syn: {etiology}]
2: the philosophical study of causation [syn: {etiology}]