octogenarian - Wiktionary, the free dictionary
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From Latin octōgēnārius + -an (suffix forming adjectives and representative nouns), either directly or via French octogénaire, from Latin octōgēnus (“80 each”) + -ārius (“-ary”), from octōgintā (“eight tens, 80”).
- (General American) IPA(key): /ˌɑktəd͡ʒɪˈnɛɹiən/
- (Received Pronunciation) IPA(key): /ˌɒktəd͡ʒɪˈnɛəɹɪən/
octogenarian (plural octogenarians)
- Synonym of eightysomething: a person between 80 and 89 years old.
- 1929, Robert Dean Frisbee, The Book of Puka-Puka (republished by Eland, 2019; p. 75f; emphasis in original):
- Mama was by no means the only grandma present, for the octogenarians had turned out en masse from their huts and lean-tos and were paddling about, diving and splashing as unconcernedly as though they really belonged in the sea rather than on land.
1941 October, “Notes and News: Finsbury Park Station”, in Railway Magazine, page 466:
Finsbury Park station, one of the most important L.N.E.R. suburban junctions, is now an octogenarian.
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.
- 1929, Robert Dean Frisbee, The Book of Puka-Puka (republished by Eland, 2019; p. 75f; emphasis in original):
octogenarian (not comparable)
- Of or related to eightysomethings.
- octogenary (obsolete)
- “octogenarian, n. and adj.”, in OED Online , Oxford, Oxfordshire: Oxford University Press, 2022.