from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To set the boundaries of; delimit.
  • transitive v. To separate clearly as if by boundaries; distinguish: demarcate categories.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. to mark the limits or boundaries of something; to delimit
  • v. to mark the difference between two causes of action; to distinguish

from the GNU version of the Collaborative International Dictionary of English

  • transitive v. To mark by bounds; to set the limits of; to separate; to discriminate.

from The Century Dictionary and Cyclopedia

  • To mark off from adjoining land or territory; set the limits or boundaries of.
  • To determine the relative limits of; separate or clearly discriminate.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. separate clearly, as if by boundaries
  • v. set, mark, or draw the boundaries of something


Back-formation from demarcation.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Back-formation of demarcation. (Wiktionary)



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