The Collaborative International Dictionary
AEtiological
AEtiological \[AE]`ti*o*log"ic*al\, a. Pertaining to [ae]tiology; assigning a cause. -- [AE]`ti*o*log"ic*al*ly, adv.
Wiktionary
aetiological
a. (alternative spelling of etiological English)
WordNet
aetiological
adj. of or relating to the philosophical study of etiology [syn: etiological, etiologic, aetiologic]
relating to the etiology of a disease; "etiological agent" [syn: etiological, etiologic, aetiologic]