What does "communitarianism" mean?

The group of doctrines that oppose excessive individualism in favour of a more community-based approach

Communitarianism

Common synonyms include: bipartisanship, civic ethics, collaboration, collectivism, collusion, communalism.

noun

noun ·Uncommon ·Advanced level

Noun

1
The group of doctrines that oppose excessive individualism in favour of a more community-based approach countable, uncountable
"[…] Tony Blair dallied with communitarianism in the mid-90s and was wont to quote the Quaker philosopher John Macmurray."

"[…] Tony Blair dallied with communitarianism in the mid-90s and was wont to quote the Quaker philosopher John Macmurray."

From communitarian + -ism.