octogenarian
(oc-to-ge-nar-i-an)
6 syllables
Definition
adjective. or
noun. 80 years old or between the ages of 80 and 90
noun. 80 years old or between the ages of 80 and 90
Example Sentence
My grandfather is an octogenarian.
Synonyms
80 years old; 85 years old; 88 years old
Antonyms
10 years old
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octogenarian
