sexagenary

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English[edit]

Etymology[edit]

From French sexagenaire, from Latin sexāgēnārius (the adjectival form of sixty; sixty years old; a sixty-year-old)

Adjective[edit]

sexagenary (not comparable)

  1. Of or related to the number sixty, particularly:
    1. Containing sixty years.
      The sexagenary cycle is formed by combining the twelve earthly branches representing the years of Jupiter's orbital cycle and the ten heavenly stems of the Shang-era week, stopping halfway through to reflect the pairing of yin and yang terms.
    2. (now rare) Synonym of sexagenarian: lasting or aged sixty years; sixty-year-old.
    3. (mathematics, astronomy, now rare) Synonym of sexagesimal: base-60.

Noun[edit]

sexagenary (plural sexagenaries)

  1. (mathematics, astronomy, now rare) Synonym of sexagesimal: base-60 numeration.
  2. (now rare) Synonym of sexagenarian: a sixty-year-old.