Age by decade

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Medical Definition of Age by decade

Age by decade: A term designating someone's age by decade. For example, a septuagenarian refers to someone in his or her seventies (age 70 to 79). The prefix in such terms is always from the Latin. For example, the Latin septuageni = seventy.

  • Denarian: Someone age 10 to 19.
  • Vicenarian: Someone in his or her twenties.
  • Tricenarian: Someone in his or her thirties.
  • Quadragenarian: Someone in his or her forties.
  • Quinquagenarian: Someone in his or her fifties.
  • Sexagenarian: Someone in his or her sixties.
  • Septuagenarian: Someone in his or her seventies.
  • Octogenarian: Someone in his or her eighties.
  • Nonagenarian: Someone in his or her nineties.
  • Centenarian: Someone 100 or more.
  • Supercentenarian: Someone 110 years old or more (no upper limit).

The terms denarian, vicenarian, tricenarian, and quadragenarian are not in common usage. The term supercentenarian was coined in 1991.


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Reviewed on 5/13/2016

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