octogenarian

noun

1. Synonym of eightysomething: a person between 80 and 89 years old.

   “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.”

   “Finsbury Park station, one of the most important L.N.E.R. suburban junctions, is now an octogenarian.”

   “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.”

   “First up for recriminations may be President Biden. What if the octogenarian had stuck to his original suggestion that he’d be a “bridge” president – i.e., a one-termer – and announced he wouldn’t run for a second term early last year, allowing for a proper primary competition among the next generation of Democratic leaders?”

adj

1. (not-comparable)Of or related to eightysomethings.