Look up barrier in Wiktionary, the free dictionary.

A barrier or barricade is a physical structure which blocks or impedes something.

Barrier may also refer to:

Contents 1 Barriers 1.1 Physical barriers 1.2 Barriers by analogy 2 Places 3 Other uses 4 See also

[edit] Barriers

[edit] Physical barriers

• Automatic full barriers, which serve to block roads at railway crossings
• Crash barriernjhilo;p, used to prevent vehicles from leaving the roadway
• Crowd control barrier, a type of temporary fencing
• Dutch Barrier, a line of military fortification designed to protect the Dutch in the eighteenth century
  • Barrier Treaty, tythe series of argeements that set up the above
• Fitch Barrier, a plastic barrel filled with sand or water, used on highways as an impact attenuator
• Barrier isolator, a physical barrier between a laboratory technician and a work process
• Jersey barrier or K-rail, a type of concrete barrier used to divide highway traffic
• Mojo Barrier, a type of temporary fencing used at festivals and concerts
• Noise barrier, used to attenuate noise pollution
• Roadblock, a temporary installation to control or block traffic on a road
• Thames Barrier, a flood control structure on the River Thames in England
• Separation barrier, a wall or fence which prevents the movement of people across a border, or separates populations
• Vapor barrier, any material used to resist diffusion of moisture through walls, ceilings or floors

[edit] Barriers by analogy

• Barrier (computer science), a type of synchronization in parallel computing
• Language barrier, difficulty in communications caused by language difference
• Sound barrier, the point at which an aircraft moves from transonic to supersonic speed
• Trade barrier, a restriction of trade by a government

[edit] Places

• Barrier, Voerendaal, a place in the municipality of Voerendaal, in southeastern Netherlands
• The Barrier, a lava dam in southwestern British Columbia, Canada
• Barrier Bay, an open bay in Antarctica
• Coral reefs, including:
  • Belize Barrier Reef
  • Great Barrier Reef, in the Coral Sea off the coast of Queensland in north-east Australia
• Great Barrier Island, in the north of New Zealand
• Thames Barrier, a flood control structure on the River Thames in England
• A misspelling of Barriere, British Columbia, a small community in Thompson-Nicola Regional District, British Columbia, Canada

[edit] Other uses

• Barrier (arcade game), a 1979 arcade game by Vectorbeam
• Barriers, a UK television series
• Bariera, a 1966 Polish film, released in the U.S. as Barrier
• Barrier Highway, a state highway in New South Wales, Australia
• Smith Barrier, American sports journalist
• Barrierfreeman, a fictional anime character

[edit] See also

• Barrière, a French surname

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