(quad-ra-ge-nar-i-an) 6 syllables

Definition

noun. a person who is 40 years old or whose age falls between 40 and 50;
adjective. 1 40 years of age; 2 between the ages of 40 and 50

Example Sentence

His mother is a quadragenarian.

Synonyms

forty year old; person who is in his forties; between 40 and 50

Antonyms

octogenarian

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quadragenarian
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