nonproper

N1O1N1P3R1O1P3E1R1

adjective

Not proper.

“a nonproper noun”

OriginEnglish proper ← Middle English propre ← Anglo-Norman propre →
Scrabble 13
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Meanings

adjectivenonproper (not comparable)
  1. not comparablemathematicsNot proper.

    a nonproper noun

    1 more example

    a nonproper subset

Origin

  1. Proto-Indo-European*né
  2. Proto-Germanic*ne
  3. Proto-Indo-European*ís?
  4. Proto-Indo-European*h₁óynos
  5. Proto-Germanic*ainaz
  6. Proto-Germanic*nainaz
  7. Proto-West Germanic*nain
  8. Old Englishnān
  9. Middle Englishnon
  10. Old Englishnān
  11. Old Englishnān-
  12. Middle Englishnon-
  13. Englishnon-
  14. Proto-Indo-European*per-der.?
  15. Proto-Indo-European*pér
  16. Proto-Indo-European*pró
  17. Proto-Indo-European*pro-
  18. Proto-Italic*pro-
  19. Proto-Indo-European*preyH-
  20. Proto-Indo-European*priHós
  21. Proto-Italic*prijos
  22. Proto-Italic*proprijos
  23. Latinpropriu
  24. Anglo-Normanpropre
  25. Middle Englishpropre
  26. Englishproper
  27. Englishnonproper

From non- + proper.

Full word history & related roots →
Cite this entry
APA

nonproper. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/nonproper

MLA

“nonproper.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/nonproper. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “nonproper,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/nonproper.

Source: nonproper on Wiktionary, CC BY-SA 4.0.