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[dih-mahr-keyt, dee-mahr-keyt] /dɪˈmɑr keɪt, ˈdi mɑrˌkeɪt/
verb (used with object), demarcated, demarcating.
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
demarcator, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for demarcate
Contemporary Examples
Historical Examples
  • General Liu and I proposed to demarcate south of the Taiping.

    A Civil Servant in Burma Herbert Thirkel White
  • Out at Hillside the stones that demarcate the territory of an old-fashioned house are new and snowily whitewashed.

    Pipefuls Christopher Morley
British Dictionary definitions for demarcate


verb (transitive)
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
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Word Origin and History for demarcate

1816, back-formation from demarcation. Related: Demarcated; demarcating.

Online Etymology Dictionary, © 2010 Douglas Harper
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