Definition of septuagenarian
: a person whose age is in the seventies
Recent Examples of septuagenarian from the Web
Mr. Gilbert was only 42, decades younger than his immediate predecessors, Kurt Masur and Lorin Maazel, who left as septuagenarians.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'septuagenarian'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of septuagenarian
Late Latin septuagenarius seventy years old, from Latin, of or containing seventy, from septuageni seventy each, from septuaginta
First Known Use: 1805See Words from the same year
SEPTUAGENARIAN Defined for English Language Learners
Definition of septuagenarian for English Language Learners
: a person who is between 70 and 79 years old
Learn More about septuagenarian
Seen and Heard
What made you want to look up septuagenarian? Please tell us where you read or heard it (including the quote, if possible).