Word.ws English Dictionary

Past tense of demarcate

regular verb

The past tense of demarcate is demarcated. The past participle is also demarcated.

Forms of demarcate

Base form (V1)demarcate /ˈdiːmɑːˌkeɪt/
Past tense (V2)demarcated
Past participle (V3)demarcated
Present participledemarcating
Third person singulardemarcates

Demarcated in a sentence

  • Ten nonopposing and noncoplanar beams coming from various incident directions converge on the demarcated tumor target.2010, Harvey I. Pass, David P. Carbone, David H. Johnson, Principles and Practice of Lung Cancer, page 68. From the entry nonopposing
  • Underneath the area demarcated by the buoys, Ms Puckett plants kelp—a type of seaweed—on long ropes that resemble washing lines.2021 June 26, “Why New England is going wild for wet weeds”, in The Economist, →ISSN. From the entry kelp
  • It included the Aksai Chin territory as well as the line demarcated by McMahon on all of its maps.2011, Henry Kissinger, On China, New York: Penguin Press, →ISBN, →LCCN, →OCLC, page 186. From the entry Aksai Chin
  • After all, “physical object” hardly provides the clearly demarcated enumerative conditions that the sortal dependency thesis seems to require.2008 January 8, John E. Sarnecki, “Sortals for Dummies”, in Erkenntnis, volume 69, number 2, →DOI. From the entry enumerative
  • Typically, erysipelas presents on the face as an erythematous indurated plaque with a sharply demarcated border and a "cliffdrop" edge (Fig. 27-7).2007, James E. Fitzpatrick, Joseph G. Morelli, Dermatology Secrets in Color, Mosby. From the entry cliffdrop

Meaning of demarcate

  1. verb To mark the limits or boundaries of something; to delimit.
  2. verb To mark the difference between two causes of action; to distinguish.

Full definition of demarcate

Questions about the past tense of demarcate

What is the past tense of demarcate?
The past tense of demarcate is demarcated.
What is the past participle of demarcate?
The past participle of demarcate is demarcated.
Is demarcate a regular or irregular verb?
Demarcate is a regular verb: its past tense adds -d.

Source and license

Adapted from Wiktionary: demarcate (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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Cite this page: “Past tense of demarcate.” Word.ws, https://word.ws/past-tense/demarcate. Based on Wiktionary, CC BY-SA 4.0.