microcentury

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noun

A unit of time equal to one millionth of a century or approximately one hour (52 minutes and 35.8 seconds).

Scrabble 21

Meanings

nounmicrocentury (plural microcenturies)

plural microcenturies

  1. humorousA unit of time equal to one millionth of a century or approximately one hour (52 minutes and 35.8 seconds).

    After fifty minutes (one microcentury as von Neumann used to say) everybody's attention will turn elsewhere even if we are trying to prove the Riemann hypothesis.

    1997, Gian-Carlo Rota, “Ten Lessons I Wish I Had Been Taught”, in Indiscrete Thoughts, Springer Science & Business Media, published 2008, →ISBN, page 197
    1 more example

    Translate: I was caught in such a traffic jam that I needed a microcentury for a picoparsec and that my car’s fuel consumption was two tenths of a square millimetre.

    2014, Christoph Schiller, Motion Mountain, edition 27.06, volume IV, page 204

Synonyms & antonyms

Also see

Origin

From micro- (“1 millionth”) + century (“100 years”).

Full word history & related roots →
Cite this entry
APA

microcentury. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/microcentury

MLA

“microcentury.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/microcentury. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “microcentury,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/microcentury.

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