barrier
English Thesaurus
1. a structure or object that impedes free movement (noun.artifact)
| hyponym | : | barricade, |
| definition | : | a barrier (usually thrown up hastily) to impede the advance of an enemy (noun.artifact) |
| hyponym | : | bulwark, |
| definition | : | a fencelike structure around a deck (usually plural) (noun.artifact) |
| hyponym | : | crash barrier, |
| definition | : | a strong protective barrier that is erected around a racetrack or in the middle of a dual-lane highway in order to reduce the likelihood of severe accidents (noun.artifact) |
| hyponym | : | dam, dike, dyke, |
| definition | : | a barrier constructed to contain the flow of water or to keep out the sea (noun.artifact) |
| hyponym | : | fence, fencing, |
| definition | : | a barrier that serves to enclose an area (noun.artifact) |
| hyponym | : | fender, wing, |
| definition | : | a barrier that surrounds the wheels of a vehicle to block splashing water or mud (noun.artifact) |
| hyponym | : | grate, grating, |
| definition | : | a barrier that has parallel or crossed bars blocking a passage but admitting air (noun.artifact) |
| hyponym | : | hurdle, |
| definition | : | a light movable barrier that competitors must leap over in certain races (noun.artifact) |
| hyponym | : | movable barrier, |
| definition | : | a barrier that can be moved to allow passage (noun.artifact) |
| hyponym | : | rail, railing, |
| definition | : | a barrier consisting of a horizontal bar and supports (noun.artifact) |
| hyponym | : | revetment, |
| definition | : | a barrier against explosives (noun.artifact) |
| hyponym | : | barricade, roadblock, |
| definition | : | a barrier set up by police to stop traffic on a street or road in order to catch a fugitive or inspect traffic etc. (noun.artifact) |
2. any condition that makes it difficult to make progress or to achieve an objective (noun.cognition)
| hypernym | : | obstacle, obstruction, |
| definition | : | something immaterial that stands in the way and must be circumvented or surmounted (noun.cognition) |
| hyponym | : | ideological barrier, |
| definition | : | a barrier to cooperation or interaction resulting from conflicting ideologies (noun.cognition) |
| hyponym | : | language barrier, |
| definition | : | barrier to communication resulting from speaking different languages (noun.cognition) |
3. anything serving to maintain separation by obstructing vision or access (noun.object)
| hypernym | : | mechanism, |
| definition | : | a natural object resembling a machine in structure or function (noun.object) |
| hyponym | : | bar, |
| definition | : | a submerged (or partly submerged) ridge in a river or along a shore (noun.object) |
| hyponym | : | blood-brain barrier, |
| definition | : | a mechanism that creates a barrier between brain tissues and circulating blood; serves to protect the central nervous system (noun.object) |
| hyponym | : | curtain, |
| definition | : | any barrier to communication or vision (noun.object) |
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