[ dih-mahr-keyt, dee-mahr-keyt ]
/ dɪˈmɑr keɪt, ˈdi mɑrˌkeɪt /

verb (used with object), de·mar·cat·ed, de·mar·cat·ing.

to determine or mark off the boundaries or limits of: to demarcate a piece of property.
to separate distinctly: to demarcate the lots with fences.


Origin of demarcate

First recorded in 1810–20; back formation from demarcation

Related forms

de·mar·ca·tor, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for demarcate

  • We used Flor Fedora carpet tiles to demarcate the display areas, in place of heavy platforms.

    The Curator's Tale|Ellen Lupton|July 7, 2010|DAILY BEAST
  • Out at Hillside the stones that demarcate the territory of an old-fashioned house are new and snowily whitewashed.

    Pipefuls|Christopher Morley
  • General Liu and I proposed to demarcate south of the Taiping.

    A Civil Servant in Burma|Herbert Thirkel White

British Dictionary definitions for demarcate


/ (ˈdiːmɑːˌkeɪt) /

verb (tr)

to mark, fix, or draw the boundaries, limits, etc, of
to separate or distinguish between (areas with unclear boundaries)

Derived Forms

demarcator, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012