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orthodontia

[awr-thuh-don-shuh, -shee-uh]
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noun Dentistry.
  1. orthodontics.
  2. treatment for the correction of irregularly aligned teeth, usually involving braces and sometimes oral surgery.
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Origin of orthodontia

First recorded in 1840–50; orth- + -odont + -ia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Word Origin and History for orthodontia

n.

1849, from ortho- + Greek odon (genitive odontos) "tooth" (see tooth).

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Online Etymology Dictionary, © 2010 Douglas Harper