demarcation

noun
de·​mar·​ca·​tion | \ ˌdē-ˌmär-ˈkā-shən How to pronounce demarcation (audio) \
plural demarcations

Definition of demarcation

1 : the marking of the limits or boundaries of something : the act, process, or result of demarcating something the demarcation of property lines
2 : something that marks or constitutes a boundary a demarcation line : a marked or perceived distinction between one area, category, etc., and another The ability to test a theory against physical evidence … has provided a useful demarcation between science and pseudoscience.— Norriss S. Hetherington Certainly no clear line of demarcation has as yet been drawn between species and sub-species—that is, the forms which in the opinion of some naturalists come very near to, but do not quite arrive at the rank of species.— Charles Darwin There has been much chatter in recent seasons about the great gender crossover, that deliberate erosion on the runways of a once-rigid demarcation between conventionally feminine and masculine clothes.— Elizabeth Paton … the continued presence in the modern imagination of a sharp demarcation between public and private space.AAG Abstracts

First Known Use of demarcation

1728, in the meaning defined at sense 1

Keep scrolling for more

Learn More about demarcation

Time Traveler for demarcation

Time Traveler

The first known use of demarcation was in 1728

See more words from the same year

Statistics for demarcation

Cite this Entry

“Demarcation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/demarcation. Accessed 16 Jun. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

Test Your Vocabulary

Name that Thing: Dog Breeds

How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!