Word.ws English Dictionary

Plural of ortho

regular plural

The plural of ortho is orthos.

Forms of ortho

Singularortho /ˈɔː.θəʊ/
Pluralorthos
Countablecountable

Orthos in a sentence

  • As I recall, the word ‘Orthodox‘ takes its meaning from the Greek words orthos (‘right’) and doxa (‘belief’).2024 May 4, strativarius, Watts Up With That?. From the entry correctthink

Meaning of ortho

  1. noun An isomer of a benzene derivative having two substituents adjacent on the ring.
  2. noun A certain type of flat eyepiece.
  3. noun An orthochromatic plate.

Full definition of ortho

Questions about the plural of ortho

What is the plural of ortho?
The plural of ortho is orthos.
Is ortho countable?
Ortho is a countable noun.

Source and license

Adapted from Wiktionary: ortho (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Plural of ortho.” Word.ws, https://word.ws/plural/ortho. Based on Wiktionary, CC BY-SA 4.0.