BarrierTopics referred to by the same term / From Wikipedia, the free encyclopedia A barrier or barricade is a physical structure which blocks or impedes something. Look up Barrier or barrier in Wiktionary, the free dictionary. Barrier may also refer to:
A barrier or barricade is a physical structure which blocks or impedes something. Look up Barrier or barrier in Wiktionary, the free dictionary. Barrier may also refer to: