Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “barrier”

See all translations

barrier

noun [C] uk   /ˈbær.i.ər/ us    //

barrier noun [C] (FENCE)

B2 a long pole, fence, wall, or natural feature, such as a mountain or sea, that stops people from going somewhere: Barriers have been erected all along the route the Pope will take. The mountains acted as a natural barrier to the spread of the disease.
See also
UK a gate in some railway stations through which you must go to get on a train: Passengers are requested to show their tickets at the barrier.
More examples

barrier noun [C] (OBSTACLE)

B2 anything that prevents people from being together or understanding each other: Despite the language barrier (= not speaking the same language), they soon became good friends. Shyness is one of the biggest barriers to making friends (= something that makes this difficult).
(Definition of barrier from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of barrier?
Add Cambridge dictionaries to your browser to your website

Definitions of “barrier” in other dictionaries

Word of the Day

ditto

used to agree with something that has just been said, or to avoid repeating something that has been said

Word of the Day

Euphemisms (Words used to Avoid Offending People)

by Kate Woodford,
March 04, 2015
​​​ We recently looked at the language that we use to describe lies and lying. One area of lying that we considered was ‘being slightly dishonest, or not speaking the complete truth’. One reason for not speaking the complete truth is to avoid saying something that might upset or offend people. Words and

Read More 

snapchat verb

March 02, 2015
to send someone a message using the photomessaging application Snapchat We used to have a thing until he got a girlfriend. now

Read More