What does "vicenarian" mean?

A person whose age is between twenty and twenty-nine years, inclusive; someone in their twenties.

How do you pronounce "vicenarian"?

Pronounced //ˌvɪs.əˈnɛəɹ.i.ən//.

Common synonyms include: twentysomething, centenarian, denarian, nonagenarian, octogenarian, quadragenarian.

//ˌvɪs.əˈnɛəɹ.i.ən// noun

noun ·Uncommon ·Advanced level

Noun

1
A person whose age is between twenty and twenty-nine years, inclusive; someone in their twenties.
"Melissa is a vicenarian at twenty-one years of age and a hairdresser."

"Melissa is a vicenarian at twenty-one years of age and a hairdresser."

From vicenary + -ian, from Latin vīcēnārius (“vicenary”), from vīcēnus (“twenty each”) + -ārius (“-ary: forming adjectives and related nouns”).

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.