orthodontics
noun/ˌɔːθəˈdɒntɪks/
/ˌɔːrθəˈdɑːntɪks/
[uncountable]- the treatment of problems relating to the position of the teeth and jawsMore Like This Uncountable nouns ending in –icsUncountable nouns ending in –icsWord Originearly 20th cent.: from ortho- ‘straight’ + Greek odous, odont- ‘tooth’.
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orthodontics