Definition of "fifty-eighth" [fifty-eighth]

• The ordinal form of the number fifty-eight, describing a person or thing in position number 58 of a sequence. (noun)
• One of fifty-eight equal parts of a whole. (noun)

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• "Recently, in the fifty-eighth year of my life, I began seriously reading The US Constitution."
• "Steele died of a heart attack, days shy of his fifty-eighth birthday."
• "This would be her fifty-eighth summer in the world, and every one had been spent in Saraykeht."