Meaning & use
septuagenarian
A person who is between seventy and seventy-nine years old.
See it in a sentence
Her septuagenarian grandmother still hikes several miles every single weekend.
The marathon included a surprising number of septuagenarians finishing well within the time limit.
A note on using this word
Septuagenarian follows the same pattern as octogenarian and nonagenarian, all built from Latin numbers to describe a decade of a person's age.
Words with a similar meaning
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