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Definition of "cap" []

  • A usually soft and close-fitting head covering, either having no brim or with a visor. (noun)
  • A special head covering worn to indicate rank, occupation, or membership in a particular group: a cardinal's cap; a sailor's cap. (noun)
  • An academic mortarboard. Used especially in the phrase cap and gown. (noun)
  • A protective cover or seal, especially one that closes off an end or a tip: a bottle cap; a 35-millimeter lens cap. (noun)
  • A crown for covering or sealing a tooth. (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 "cap" in a sentence
  • "[_He takes off his cap and puts on a woolen cap_.]"
  • "*applies latex swim cap to hold skull togedder, then CHRG wdoi ober the swim cap*"
  • "A single multivitamin cap is just not potent enough to provide serious immune support, no matter what the company tells you."