Definition of Barrier

1. Noun. A structure or object that impedes free movement.


2. Noun. Any condition that makes it difficult to make progress or to achieve an objective. "Intolerance is a barrier to understanding"
Exact synonyms: Roadblock
Generic synonyms: Obstacle, Obstruction
Specialized synonyms: Ideological Barrier, Language Barrier

3. Noun. Anything serving to maintain separation by obstructing vision or access.
Specialized synonyms: Bar, Blood-brain Barrier, Curtain
Generic synonyms: Mechanism

Definition of Barrier

1. n. A carpentry obstruction, stockade, or other obstacle made in a passage in order to stop an enemy.

Definition of Barrier

1. Noun. A structure that bars passage. ¹

2. Noun. An obstacle or impediment. ¹

3. Noun. A boundary or limit. ¹

¹ Source: wiktionary.com

Definition of Barrier

1. an obstacle [n -S] - See also: obstacle

Medical Definition of Barrier

1. An obstruction. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)

Lexicographical Neighbors of Barrier

barricade
barricaded
barricader
barricaders
barricades
barricading
barricado
barricado'd
barricadoed
barricadoes
barricadoing
barricados
barrico
barricoes
barricos
barrier (current term)
barrier board
barrier boards
barrier island
barrier methods
barrier reef
barrier strip
barriered
barrierless
barrierlessly
barrierlike
barriers
barries

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