A structure that bars passage. / An obstacle or impediment. / A boundary or limit.

(transitive) To block or obstruct with a barrier.

plural of barrier

Third-person singular simple present indicative form of barrier

simple past tense and past participle of barrier

Equipped with a barrier.

A surname from French.

plural of Barrier

present participle of barrier

(uncountable) Sonic barrier, the sudden increase in drag (resistance) and other effects experienced by moving objects when their speed approaches that of sound or becomes supersonic (which used to be considered a barrier to higher speeds).