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Definition of "ninety-first" []

  • The ordinal form of the number ninety-one, describing a person or thing in position number 91 of a sequence. (noun)
  • One of ninety-one equal parts of a whole. (noun) : Text is available under the Creative Commons Attribution-ShareAlike License

Use "ninety-first" in a sentence
  • "By 1:14 p.m., Woods took the lead by himself at the ninety-first PGA Championship."
  • "Radiations are increasing as the ninety-first power every ten seconds."
  • "On July 27, her ninety-first birthday, her ashes were, according to her wishes, committed to the sea."