Advertisement - Continue reading below

Definition of "twelfth" []

  • The ordinal number matching the number 12 in a series. (noun)
  • One of 12 equal parts. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "twelfth" in a sentence
  • "Heloise in twelfth century Paris certainly falls under this last category."
  • "The twelfth century had the audacity of its passions, and Wagner at times talks almost plain twelfth century language. —"
  • "For me, gym class finally became almost bearable in twelfth-grade, when the emphasis shifted from team sports to what the teacher called "lifelong activities" like running, golf, and tennis."