barrier
/ˈbæɹi.ə/ noun, verb, proper noun
Forms barriers barriering barriered
- noun A structure that bars passage. “The bus went through a railway barrier and was hit by a train.”
- noun An obstacle or impediment. “Even a small fee can be a barrier for some students.”
- noun A boundary or limit. “Few marathon runners break the three-hour time barrier.”
- noun (grammar) A node (in government and binding theory) said to intervene between other nodes A and B if it is a potential governor for B, c-commands B, and does not c-command A.
- noun (physiology) A separation between two areas of the body where specialized cells allow the entry of certain substances but prevent the entry of others.
- noun (historical) The lists in a tournament.
- noun (historical, in the plural) A martial exercise of the 15th and 16th centuries.
- verb (transitive) To block or obstruct with a barrier.
- proper noun A surname from French.
Synonyms
Etymology
From Middle English barrer, barrere, barryȝer, from Anglo-Norman barrere (compare French barrière), from barre (“bar”).
Webster’s 1913
- noun A carpentry obstruction, stockade, or other obstacle made in a passage in order to stop an enemy.
- noun A fortress or fortified town, on the frontier of a country, commanding an avenue of approach.
Etymology [OE. barrere, barere, F. barrière, fr. barre bar. See Bar, n.]
Sources: Wiktionary · WordNet 3.0 · Webster’s 1913 — from the Wiktionary entry “barrier”, CC BY-SA 4.0. Details