What does "briticism" mean?

A word or figure of speech used in Britain exclusively or primarily.

What is a synonym for "briticism"?

Common synonyms include: americanism, anglicism, britishism, chauvinism, jingoism, nationalism.

noun

noun ·Rare ·Advanced level

Noun

1
A word or figure of speech used in Britain exclusively or primarily.
2
an expression that is used in Great Britain (especially as contrasted with American English) wordnet

From Brit- (in British) + -icism (in Scotticism, Anglicism, etc.). Compare earlier Britishism.