The ordinal form of the number fifty-two, describing a person or thing in position number 52 of a sequence.(noun)
One of fifty-two equal parts of a whole.(noun)
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Use "fifty-second" in a sentence
"Early in March, just before my fifty-second birthday, Dr. Angus told me that Henry was responding to the medication."
"I'm not saying Barack Obama is the "fifty-second president" or 54th, or 57th, or 60th, depending on where you draw the historical line."
"At his fifty-second birthday on November 2, he noted to his diary that he had passed through two-thirds of his presidency and added, “I … most heartily wish that the remaining third was over, for I am sincerely desirous to have the enjoyment of retirement in private life.”"