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From Biology-Online Dictionary | Biology-Online Dictionary
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(1) Of, pertaining to, or based on aetiology, the study of causation.

(2) Causing a disease or a pathological condition . As in: etiological agent of a disease.


Word origin: Gk aitiología: determining the cause of something.
Related forms: etiology (noun), etiologically (adverb), etiologist (noun).
Related phrases: etiological factors, etiological diagnosis.
Synonym: aetiological.
See also: aetiology.