or·​tho·​don·​tia | \ ˌȯr-thə-ˈdän(t)-sh(ē-)ə How to pronounce orthodontia (audio) \

Definition of orthodontia

2 : dental appliances (such as braces) used in orthodontic treatment

Examples of orthodontia in a Sentence

We took out a loan to pay for our son's orthodontia.
Recent Examples on the Web Employees who have been setting aside money for orthodontia, elective surgery or routine health care may want to reduce their contribution if medical, dental and vision care remains hard to come by. Kathleen Pender, SFChronicle.com, "IRS says employers can allow mid-year changes to employee health plans, flex accounts," 12 May 2020 SmileDirectClub is one of several direct-to-consumer (DTC) orthodontia companies that have cropped up in the past decade. Katherine Ellen Foley, Quartz, "The sorry state of US dental insurance led to the rise of direct-to-consumer orthodontia," 21 Jan. 2020 Sonic the Hedgehog might move like a bolt of lightning once his feet start flying, but even with the orthodontia done to correct his chompers, the movie bearing his name still goes nowhere, fast. Brian Lowry, CNN, "'Sonic the Hedgehog' has problems that better teeth can't fix," 13 Feb. 2020 Of the 55,828 dental insurance plans available in the US, only 1,340 offer adult orthodontia coverage. Katherine Ellen Foley, Quartz, "The sorry state of US dental insurance led to the rise of direct-to-consumer orthodontia," 21 Jan. 2020 In another case, an employee who approved credit card expenses ran up a tab for $150,000 on the company credit card, paying for her child’s college tuition and orthodontia work. Pauline Repard, San Diego Union-Tribune, "San Diego County DA offers new guide for reporting embezzlement," 11 Sep. 2019 There are still plenty of women who don’t have access to, can’t afford, or haven’t gotten orthodontia, which became a heated discussion this week when Gucci Beauty launched its new lipstick campaign. Alaina Leary, Glamour, "The Reaction to Gucci's Ad Doesn't Surprise Me—I Grew Up With 'Bad Teeth'," 9 May 2019 From diapers and daycare, orthodontia and summer camp, the costs of raising a kid add up. Liz Tracy, Glamour, "The Maternity Leave Mistake That Devastated My Family's Financial Situation," 11 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'orthodontia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of orthodontia

circa 1849, in the meaning defined at sense 1

History and Etymology for orthodontia

New Latin

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Time Traveler for orthodontia

Time Traveler

The first known use of orthodontia was circa 1849

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Cite this Entry

“Orthodontia.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/orthodontia. Accessed 12 May. 2021.

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English Language Learners Definition of orthodontia

US, technical : treatment and devices used on teeth to make them grow straight


orth·​odon·​tia | \ ˌȯr-thə-ˈdän-ch(ē-)ə How to pronounce orthodontia (audio) \

Medical Definition of orthodontia

2 : dental appliances (as braces) used in orthodontic treatment

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