octogenarian
(oc-to-ge-nar-i-an)
6 syllables
Definition
noun. a person who is between 80 and 89 years old.
Example Sentence
My grandfather is an octogenarian.
More Example Sentences
The octogenarian enjoys gardening every day.
Synonyms
elderly person; senior citizen; aged person
Antonyms
10 years old
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octogenarian
