What does the word thirtieth mean?

Usage examples for thirtieth

  1. Now, where you are, in your thirtieth year, you ought to be able to get at it. – Pelle the Conqueror, Vol. 2 by Martin Anderson Nexo
  2. At this Conference, the writer again returned to Spring Street, it being the third year of the third term of my Pastorate among this people, and the thirtieth Conference year of my itinerent labors. – Thirty Years in the Itinerancy by Wesson Gage Miller
  3. In the three- and- thirtieth year after Theodosius, it was translated by Symmachus, under the Emperor Severus. – Selections from the Table Talk of Martin Luther by Martin Luther