Topic: HOSPITAL
| Date: | 1900-2000 |
| Origin: | ortho- 'straight' (from Greek; ORTHODOX) + Greek odous 'tooth' |
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or‧tho‧don‧tics
[uncountable]
[uncountable]MH the skill or job of helping teeth to grow straight when they have not been growing correctly
—orthodontic adjective:
orthodontic treatment
orthodontic treatment