i Register
In some senses, quinquagenary is marked as obsolete, rare. Watch for register when choosing this word.
quinquagenary
/kwɪŋˈkwæd͡ʒəˌnɛɹi/
noun 2adj 2
Definitions
noun
1
Synonym of pentecoster: an officer who commands 50 men.
2
A 50-year anniversary.
adj
1
Synonym of quinquagenarian: Of or related to fiftysomethings.
2
Of or related to 50-year anniversaries.
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