Where does “otospondylomegaepiphyseal” come from?

otospondylomegaepiphyseal (English) comes from English oto-, from English ot-, from Ancient Greek ὠτ-, from Ancient Greek οὖς, from Ancient Greek ὀδούς, from Proto-Hellenic odónts, from Proto-Indo-European h₃dónts, from Proto-Indo-European h₁ed- — to eat.

otospondylomegaepiphyseal (English): Relating to a rare inherited skeletal and auditory disorder characterized by abnormalities of the ears, spine, and enlarged epiphyses of long bones (megaepiphyseal changes), typically resulting in hearing loss, skeletal malformations, and short stature