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

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 …

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 is software that mimics the functionality of a KVM switch, which historically would allow you to use a single keyboard and mouse to control multiple computers by physically turning a dial on the …

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

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 …

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

Barrier definition: A material formation or structure, such as a mountain range or wall, that prevents passage or access.

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.

Jan 28, 2026 · barrier (third-person singular simple present barriers, present participle barriering, simple past and past participle barriered) (transitive) To block or obstruct with a barrier.