| barrier | | |
| n. (artifact) | 1. barrier | a structure or object that impedes free movement. |
| ~ balusters, balustrade, banister, handrail, bannister | a railing at the side of a staircase or balcony to prevent people from falling. |
| ~ barricade | a barrier (usually thrown up hastily) to impede the advance of an enemy.; "they stormed the barricade" |
| ~ breakwater, groyne, jetty, seawall, bulwark, groin, mole | a protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away. |
| ~ bulwark | a fencelike structure around a deck (usually plural). |
| ~ crash barrier | 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. |
| ~ dam, dike, dyke | a barrier constructed to contain the flow of water or to keep out the sea. |
| ~ fence, fencing | a barrier that serves to enclose an area. |
| ~ fender, wing | a barrier that surrounds the wheels of a vehicle to block splashing water or mud.; "in Britain they call a fender a wing" |
| ~ grating, grate | a barrier that has parallel or crossed bars blocking a passage but admitting air. |
| ~ hurdle | a light movable barrier that competitors must leap over in certain races. |
| ~ movable barrier | a barrier that can be moved to allow passage. |
| ~ impedimenta, obstruction, impediment, obstructer, obstructor | any structure that makes progress difficult. |
| ~ rail, railing | a barrier consisting of a horizontal bar and supports. |
| ~ revetment | a barrier against explosives. |
| ~ barricade, roadblock | a barrier set up by police to stop traffic on a street or road in order to catch a fugitive or inspect traffic etc.. |
| ~ starting gate, starting stall | a movable barrier on the starting line of a race course. |
| n. (cognition) | 2. barrier, roadblock | any condition that makes it difficult to make progress or to achieve an objective.; "intolerance is a barrier to understanding" |
| ~ obstacle, obstruction | something immaterial that stands in the way and must be circumvented or surmounted.; "lack of imagination is an obstacle to one's advancement"; "the poverty of a district is an obstacle to good education"; "the filibuster was a major obstruction to the success of their plan" |
| ~ ideological barrier | a barrier to cooperation or interaction resulting from conflicting ideologies. |
| ~ language barrier | barrier to communication resulting from speaking different languages. |
| n. (object) | 3. barrier | anything serving to maintain separation by obstructing vision or access. |
| ~ bar | a submerged (or partly submerged) ridge in a river or along a shore.; "the boat ran aground on a submerged bar in the river" |
| ~ blood-brain barrier | a mechanism that creates a barrier between brain tissues and circulating blood; serves to protect the central nervous system.; "the brain was protected from the large molecules of the virus by the blood-brain barrier" |
| ~ curtain | any barrier to communication or vision.; "a curtain of secrecy"; "a curtain of trees" |
| ~ mechanism | a natural object resembling a machine in structure or function.; "the mechanism of the ear"; "the mechanism of infection" |
Recent comments
13 weeks 5 days ago
13 weeks 5 days ago
13 weeks 5 days ago
14 weeks 3 days ago
18 weeks 4 days ago
19 weeks 3 days ago
20 weeks 2 days ago
20 weeks 2 days ago
24 weeks 6 days ago
40 weeks 2 days ago