BARRIER definition: anything built or serving to bar passage, as a railing, fence, or the like. See examples of barrier used in a sentence.

Dec 5, 2016 · The meaning of BARRIER is something material that blocks or is intended to block passage. How to use barrier in a sentence.

A separation barrier or separation wall is a barrier, wall or fence, constructed to limit the movement of people across a certain line or border, or to separate peoples or cultures. [1] A …

BARRIER definition: 1. a long pole, fence, wall, or natural feature, such as a mountain or sea, that stops people from…. Learn more.

A barrier is an object or layer that physically prevents something from moving from one place to another.

barrier A coordinated series of obstacles designed or employed to channel, direct, restrict, delay, or stop the movement of an opposing force and to impose additional losses in personnel, time, …

Barriers are walls, either physical or metaphorical. They can block movement — the Great Wall of China was a barrier to block invading forces from entering. A window shade is a light barrier. …

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. any natural bar or obstacle: a mountain barrier.

It refers to any physical or metaphorical obstacle that prevents someone or something from moving freely or achieving a goal.

Dec 7, 2025 · The bus went through a railway barrier and was hit by a train. The bomber had passed through one checkpoint before blowing himself up at a second barrier.