aetiology

[ee-tee-ol-uh-jee]
Related formsae·ti·o·log·ic [ee-tee-uh-loj-ik] /ˌi ti əˈlɒdʒ ɪk/, ae·ti·o·log·i·cal, adjectiveae·ti·o·log·i·cal·ly, adverbae·ti·ol·o·gist, noun
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British Dictionary definitions for aetiologically

aetiology

etiology

noun plural -gies
  1. the philosophy or study of causation
  2. the study of the causes of diseases
  3. the cause of a disease
Derived Formsaetiologist or etiologist, noun

Word Origin for aetiology

C16: from Late Latin aetologia, from Greek aitiologia, from aitia cause
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012