barrier

[bar-ee-er]

noun

1. anything built or serving to bar passage, as a railing, fence, or the like.

   People may pass through the barrier only when their train is announced.

   Synonyms: impediment, hindrance, obstruction, wall, palisade

2. any natural bar or obstacle.

   a mountain barrier.

   Synonyms: impediment, hindrance, obstruction

3. anything that restrains or obstructs progress, access, etc..

   a trade barrier.

   Synonyms: impediment, hindrance, obstruction

4. a limit or boundary of any kind.

   the barriers of caste.

5. Physical Geography.,  an Antarctic ice shelf or ice front.

6. barrier beach.

7. History/Historical.,  barriers, the palisade or railing surrounding the ground where tourneys and jousts were carried on.

8. Archaic.,  a fortress or stockade.

barrier

/ ˈbærɪə /

noun

1. anything serving to obstruct passage or to maintain separation, such as a fence or gate

2. anything that prevents or obstructs passage, access, or progress

   a barrier of distrust

3. anything that separates or hinders union

   a language barrier

4. 1. an exposed offshore sand bar separated from the shore by a lagoon

   2. ( as modifier )

      a barrier beach

5. (sometimes capital) that part of the Antarctic icecap extending over the sea

Word History and Origins

Origin of barrier¹

First recorded in 1275–1325; Middle English, from Middle French barriere ( barre bar ¹ + -iere, from Latin -āria -ary ); replacing Middle English barrere, from Anglo-French, from Medieval Latin barrera

Word History and Origins

Origin of barrier¹

C14: from Old French barriere , from barre _bar ¹

Synonym Study

See bar ¹.

Example Sentences

This philosophy aligns with the open-access approach advanced by Genomic Press, ensuring that important findings can be shared broadly without financial barriers, promoting a truly inclusive and collaborative model of discovery.

Read more on Science Daily

PotlatchDeltic’s sawmills are among those that analysts expect to benefit from higher trade barriers, which should also boost U.S. timberland owners.

Read more on The Wall Street Journal

“These disparities stem from systemic barriers such as financial limitations, uneven program quality, outdated physical education standards and the lack of a coordinated statewide strategy.”

Read more on Los Angeles Times

The president revoked many of former President Joe Biden’s rules and orders on artificial intelligence, which he said act as barriers to AI development.

Read more on The Wall Street Journal

Shipping containers were being placed as barriers across major roads in the capital in anticipation of the protesters' arrival.

Read more on Barron's

Related Words

• barricade 
• blockade 
• boundary 
• fence 
• hurdle 
• impediment 
• limit 
• obstacle 
• railing 
• roadblock 
• wall