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English definition of “aetiology”

aetiology

noun [U] UK specialized (US etiology)     /ˌiː.tiˈɒl.ə.dʒi/ US  /-t̬iˈɑː.lə-/
the study of the causes of a disease Medical studies and the people who study them
(Definition of aetiology noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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