Word.ws English Dictionary

Plural of codex

irregular plural

The plural of codex is codices or codexes.

Forms of codex

Singularcodex /ˈkəʊdɛks/
Pluralcodices /ˈkəʊdɪsiːz/
codexes
Countablecountable

Codices and codexes in a sentence

  • The great body of Old English poetry is preserved in three volumes, or codexes, of miscellaneous content1909, George Philip Krapp, Modern English: Its Growth and Present Use, page 26
  • Sarima drew her robes about her, and traced a pattern in the cold dust on a nearby stack of codexes.1996, Gregory Maguire with Douglas Smith, Wicked: The Life and Times of the Wicked Witch of the West, page 266
  • We inscribe words on bark, papyri, codices, human skin (tattoos), books, magazines, bracelets, and automobiles.2020 January 29, Douglas Groothuis, “Texts, Graphics, and Culture: On the Decline of Reading and Civilization”, in Douglas Groothuis…. From the entry inscripturation
  • This is attested to also by the calendariums of Czech and Moravian codices with liturgical content.1991, JPRS Report: East Europe, page 38. From the entry calendarium
  • This is found also in early codices, together with a middle point, which serves for lighter punctuation.1980, Berthold Louis Ullman, Ancient Writing and its Influence, University of Toronto Press, page 213. From the entry low point

Meaning of codex

  1. noun An early manuscript book, especially one bound in the modern manner, by joining pages, as opposed to a rolled scroll.
  2. noun An official list of medicines and medicinal ingredients.

Full definition of codex

Nouns ending in -ex: plural -ices

Questions about the plural of codex

What is the plural of codex?
The plural of codex is codices or codexes.
Which is correct, codices or codexes?
Both are used. codices is the more common of the two in English writing.
Is codex countable?
Codex is a countable noun.

Source and license

Adapted from Wiktionary: codex (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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