Word.ws English Dictionary

Undecember

Undecember is the alternative form of Undecimber.

Meaning of Undecimber

Proper noun

Undecimber

  1. A fictitious thirteenth month of the Western calendar.

Origin of Undecember

From Latin undecim (“eleven”), respelled like December; see Undecimber.

Questions about Undecember

What is Undecember the alternative form of?
Undecember is the alternative form of Undecimber.

Words near Undecember in the dictionary

  1. undeceivers
  2. undeceives
  3. undeceiveth
  4. undeceiving
  5. undecelerated
  6. Undecember
  7. undecemvir
  8. undecemvirate
  9. undecencies
  10. undecency
  11. undecene

Source and license

Adapted from Wiktionary: Undecember (page history and authors); Undecimber (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.

Last updated:

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