etiology microbiology definition
For medicine, see etiology (medicine) . Etiology (/iËtiËÉlÉdÊi/ ; alternatively aetiology or aetiology) Ã¦tiology is the study of, causation or. Origination the word is derived from The greek, Î±á¼°ÏÎ¹Î¿Î»Î¿Î³Î¯Î±, aitiologia giving a reason (for, Î±á¼°ÏÎ¯Î±, aitia; cause -and, -Î»Î¿Î³Î¯Î±). logia