octogenarian

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English[edit]

Etymology[edit]

From French octogénaire, from Latin octōgēnārius (containing eighty), from octōgintā (eighty) + -an.

Noun[edit]

octogenarian (plural octogenarians)

  1. One who is between the age of eighty and eighty-nine, inclusive.
    • 1951, IBM Corp., Proceedings, Computation Seminar (page 13)
      To replace logarithmic tables with natural tables required some time. This seems like a modern age, yet I am not an octogenarian and I can remember the dying gasp of the logarithmic table as the standard method of computation. I have seen the desk calculator become a necessary instrument for every scientist who is doing quantitative work.

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Adjective[edit]

octogenarian (not comparable)

  1. Being between the age of 80 and 89, inclusive.
  2. Of or relating to an octogenarian.

Coordinate terms[edit]

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