sesquicentenarian

UK/ˌsɛs.kwɪˌsɛn.təˈnɛəɹi.ən/US/ˌsɛs.kwɪˌsɛn.təˈnɛɹi.ən/

noun

Someone or something of 150 years of age, or between 150 and 159 (in its sixteenth decade of life or existence)

Scrabble 28

Meanings

nounsesquicentenarian (plural sesquicentenarians)

plural sesquicentenarians

  1. rareSomeone or something of 150 years of age, or between 150 and 159 (in its sixteenth decade of life or existence)

Origin

Rhymes & wordplay

Rhymes with sesquicentenarian

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Cite this entry
APA

sesquicentenarian. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/sesquicentenarian

MLA

“sesquicentenarian.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/sesquicentenarian. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “sesquicentenarian,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/sesquicentenarian.

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