-odontiacomb. form
Primary stress is attracted to the second syllable of this combining form and vowels may be reduced accordingly; see e.g.
periodontia n..
Origin: A borrowing from Greek, combined with an English element. Etymons: Greek ὀδόντ- , ὀδούς , -ia suffix1.
Etymology: < ancient Greek ὀδόντ-, ὀδούς tooth (see -odont comb. form) + -ia suffix1. With sense 1 compare scientific Latin odontia , genus name for diseases of the teeth (J. M. Good Physiol. Sys. Nosol. (1820) 1). Compare French -odontie (mid 19th cent. in sense 2 in anodontie anodontia n.).In sense 1 first attested in the mid 19th cent. in orthodontia n.; in sense 2 first attested in the late 19th cent. in anodontia n., after French. A small number of subsequent formations in each sense are found from the early 20th cent.
This is a new entry (OED Third Edition, March 2004; most recently modified version published online September 2019).