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quinquagenarian

adjective
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quin·​qua·​ge·​nar·​i·​an | \ ¦kwinkwə̇jə̇¦na(a)rēən, (¦)kwin¦kwäj- \

Definition of quinquagenarian

 (Entry 1 of 2)

: fifty years old : characteristic of a person of such an age

quinquagenarian

noun
\ " \
plural -s

Definition of quinquagenarian (Entry 2 of 2)

: a quinquagenarian person

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History and Etymology for quinquagenarian

Adjective

Latin quinquagenarius of fifty, fifty years old (from quinquageni fifty each—from quinquaginta fifty—+ -arius -ary) + English -an

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“Quinquagenarian.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/quinquagenarian. Accessed 4 Jun. 2020.

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