Word.ws English Dictionary

18th

18th is the abbreviation of eighteenth.

Meaning of eighteenth

Adjective

eighteenth

  1. The ordinal form of the number eighteen.
    Synonyms:
    XVIII

See all 4 meanings of eighteenth

Forms of 18th

alternative form18ᵗʰ

Questions about 18th

What is 18th the abbreviation of?
18th is the abbreviation of eighteenth.

Words near 18th in the dictionary

  1. 1890s
  2. 18C
  3. 18mo
  4. 18mos
  5. 18s
  6. 18th
  7. 18ᵗʰ
  8. 19
  9. 19-gon
  10. 19-gons
  11. 1900s

Source and license

Adapted from Wiktionary: 18th (page history and authors); eighteenth (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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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Wodencafe-18th.wav.

Cite this entry: “18th.” Word.ws, https://word.ws/18th. Based on Wiktionary, CC BY-SA 4.0.