barrier
Americannoun
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anything built or serving to bar passage, as a railing, fence, or the like.
People may pass through the barrier only when their train is announced.
- Synonyms:
- impediment, hindrance, obstruction, wall, palisade
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any natural bar or obstacle.
a mountain barrier.
- Synonyms:
- impediment, hindrance, obstruction
-
anything that restrains or obstructs progress, access, etc..
a trade barrier.
- Synonyms:
- impediment, hindrance, obstruction
-
a limit or boundary of any kind.
the barriers of caste.
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Physical Geography. an Antarctic ice shelf or ice front.
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History/Historical. barriers, the palisade or railing surrounding the ground where tourneys and jousts were carried on.
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Archaic. a fortress or stockade.
noun
-
anything serving to obstruct passage or to maintain separation, such as a fence or gate
-
anything that prevents or obstructs passage, access, or progress
a barrier of distrust
-
anything that separates or hinders union
a language barrier
-
-
an exposed offshore sand bar separated from the shore by a lagoon
-
( as modifier )
a barrier beach
-
-
(sometimes capital) that part of the Antarctic icecap extending over the sea
Related Words
See bar 1.
Etymology
Origin of barrier
First recorded in 1275–1325; Middle English, from Middle French barriere ( barre bar 1 + -iere, from Latin -āria -ary ); replacing Middle English barrere, from Anglo-French, from Medieval Latin barrera
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
They are involved in most serious infections and help bacteria survive antibiotic treatment by forming a protective barrier that limits how easily drugs can penetrate.
From Science Daily
But this bot was battling more than just uneven sidewalks and other barriers.
From Los Angeles Times
Kotla said the biggest gaps are around the complexity of Rules of Origin requirements, high documentation costs, non-tariff barriers such as testing and labelling rules, and inconsistent customs interpretation.
From BBC
As chips pack in more transistors, we are approaching physical barriers.
The model displayed cell death, inflammation, and glial scarring, which is a thick buildup of scar tissue that forms a physical and chemical barrier preventing nerve repair.
From Science Daily
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
