septuagenarian

[ sep-choo-uh-juh-nair-ee-uh n, -too-, -tyoo- ]
/ ˌsɛp tʃu ə dʒəˈnɛər i ən, -tu-, -tyu- /

adjective

of the age of 70 years or between 70 and 80 years old.

noun

a septuagenarian person.

Origin of septuagenarian

1705–15; < Latin septuāgēnāri(us) (see septuagenary) + -an

Example sentences from the Web for septuagenarian

British Dictionary definitions for septuagenarian

septuagenarian
/ (ˌsɛptjʊədʒɪˈnɛərɪən) /

noun

a person who is from 70 to 79 years old

adjective

being between 70 and 79 years old
of or relating to a septuagenarian

Word Origin for septuagenarian

C18: from Latin septuāgēnārius, from septuāgēnī seventy each, from septuāgintā seventy