ortho
French, noun/ɔʁ.to/
ortho is spelled O-R-T-H-O (5 letters) and appears about once in every 1 million words in written French, the 33,599th most frequent French word form (wordfreq, 2021 data). Ortho is a French feminine noun meaning “a spelling (of a word)” (English Wiktionary, September 2026). The French Wiktionary (Wiktionnaire) defines it as “Orthographe”.
What does ortho mean in English?
noun
- 1
femininemasculinea spelling (of a word)
Désolée pour la faute d'ortho.
- 2
femininemasculinean orthodontist
- 3
femininemasculinea speech therapist
- 4
Quebecfemininemasculineoffensivean idiot, a retard
Criss d'ortho!
- 5
femininemasculinean orthoscopic eyepiece
prefix
- 1
right
Source: English Wiktionary, French section, dump of September 2, 2026 (CC BY-SA 4.0).
How French dictionaries define it
prefix: 1. Sert pour former des préfixes convoyant l'idée de droiture, justesse, régularité, etc.
noun: 1. Orthographe. 2. Orthodontiste. 3. Orthophoniste. 4. Stupide, fou, personne incapable de faire les choses comme il faut (terme injurieux pour désigner les personnes atteintes de maladies ou de problèmes mentaux).
The definition in the French Wiktionary (Wiktionnaire), in French.
Source: French Wiktionary (Wiktionnaire), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of ortho
- orthos plural
Source: English Wiktionary and French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce ortho?
- /ɔʁ.to/
- \ɔʁ.to\
- \ɔʁto\
Sources: English Wiktionary, French Wiktionary (Wiktionnaire) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
How common is ortho in French?
ortho appears about once in every 1 million words in written French.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).