Word.ws English Dictionary

12mos

12mos is the plural of 12mo.

Meaning of 12mo

Noun

12mo (usually uncountable, plural 12mos)

  1. (usually) A book size using duodecimo-sized pages.
    Synonyms:
    D, 12º, twelvemo, duodecimo

Questions about 12mos

What is 12mos the plural of?
12mos is the plural of 12mo.

Words near 12mos in the dictionary

  1. 128th note
  2. 128th notes
  3. 12D chess
  4. 12ga
  5. 12mo
  6. 12mos
  7. 12s
  8. 12th
  9. 12th grade
  10. 12th grader
  11. 12th graders

Source and license

Adapted from Wiktionary: 12mos (page history and authors); 12mo (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “12mos.” Word.ws, https://word.ws/12mos. Based on Wiktionary, CC BY-SA 4.0.