Septuagenarian

//ˌsɛptəd͡ʒɪˈnɛɹiən// adj, noun

adj, noun ·Moderate ·College level

Definitions

Noun
  1. 1
    Synonym of seventysomething: a person between 70 and 79 years old.

    "Mary Moon, she's a vegetarian. Mary Moon, Mary Moon, Mary Moon. Mary Moon, who will outlive all the septuagenarians."

  2. 2
    someone whose age is in the seventies wordnet
Adjective
  1. 1
    Of or related to seventysomethings. not-comparable

Synonyms

All synonyms
centenariannonagenarianoctogenariansexagenarianboxcarboxcars

Example

More examples

"Mary Moon, she's a vegetarian. Mary Moon, Mary Moon, Mary Moon. Mary Moon, who will outlive all the septuagenarians."

Etymology

From Latin septuagenarius (“containing 70”) + -an (suffix forming adjectives and representative nouns), either directly or via French septuagénaire, from Latin septuagenus (“70 each”) + -arius (“-ary”), from Latin septuāginta (“seven tens, 70”).

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.