n.pl. (treated as sing.) (also orthodontia) the treatment of irregularities in the teeth and jaws. orthodontic adj. orthodontist n.
[ ORTHO- + Gk odous odont- tooth ]
n.pl. (treated as sing.) (also orthodontia) the treatment of irregularities in the teeth and jaws. orthodontic adj. orthodontist n.
[ ORTHO- + Gk odous odont- tooth ]
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012