BARRIER

n. 1 bar, fence, railing, wall; ditch, ha-ha A barrier was erected at each end of the street This barrier will keep the dingoes from killing the sheep. 2 obstacle, bar, obstruction, block, impediment, hindrance Neither race, nor creed, nor colour shall be a barrier to success 3 boundary, boundary-line, limit, frontier No mountain barrier lay between France and Flanders