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

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

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

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, and …

Mantoloking, New Jersey rests on the barrier island of Barnegat Bay. Note how the barrier island shields the inland Barnegat Bay (left) from the more powerful wave action of the open Atlantic Ocean (right). …

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.

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. Failing English …