Barrier

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

Barrier may also refer to:

Physical

Roadway

Crowd and noise control

Flood control by flood barriers

Defensive

Barriers in science

Other uses

Places

In fiction

See also

This article is issued from Wikipedia - version of the Monday, May 02, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.