Word.ws English Dictionary

thirty-something

thirty-something is the alternative form of thirtysomething.

Meaning of thirtysomething

Noun

thirtysomething (plural thirtysomethings)

  1. A tricenarian: a person in their thirties, a person aged between 30 and 39 years (inclusive).
    Synonyms:
    tricenarian

See all 3 meanings of thirtysomething

Forms of thirty-something

pluralthirty-somethings

Questions about thirty-something

What is thirty-something the alternative form of?
Thirty-something is the alternative form of thirtysomething.

Words near thirty-something in the dictionary

  1. thirty-seventh
  2. thirty-sevenths
  3. thirty-six
  4. thirty-sixth
  5. thirty-sixths
  6. thirty-something
  7. thirty-somethings
  8. thirty-third
  9. thirty-thirds
  10. thirty-thirties
  11. thirty-thirty

Source and license

Adapted from Wiktionary: thirty-something (page history and authors); thirtysomething (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: “thirty-something.” Word.ws, https://word.ws/thirty-something. Based on Wiktionary, CC BY-SA 4.0.