Ninetieth (noun) Definition, Meaning & Examples

adjective
  1. next after the eighty-ninth; being the ordinal number for 90.
  2. being one of 90 equal parts.
noun
  1. a ninetieth part, especially of one (1/90).
  2. the ninetieth member of a series.
adjective
  1. (usually prenominal)
    • being the ordinal number of ninety in numbering or counting order, position, time, etc. Often written: 90th
    • (as noun)
noun
    • one of 90 approximately equal parts of something
    • (as modifier)
  1. the fraction equal to one divided by 90 (1/90)
Ninetieth (noun) Definition, Meaning & Examples

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