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Meaning of thirteenth

thir•teenth

Pronunciation: (thûr'tēnth'), [key]
— adj.
  1. next after the twelfth; being the ordinal number for 13.
  2. being one of 13 equal parts.
—n.
  1. a thirteenth part, esp. of one ().
  2. the thirteenth member of a series.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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