IPA: /oʊˈtɒlədʒɪk/
KK: /oʊˈtɑːlədʒɪk/
Related to the study of the ear and its diseases.
The doctor specialized in otological treatments for hearing loss.
Otological → It is formed from "oto-" (from Greek "ous, otos", meaning ear) and "-logical" (from Greek "logia", meaning study or science). The word "otological" refers to the study or science of the ear.
Think of 'oto-' meaning ear and '-logical' meaning study — so otological is about the study of the ear.