Insular means narrow in outlook through being cut off from others. An insular community, insular attitudes, insular and suspicious.
The Latin means of an island, and the criticism rests on the idea that islands breed narrowness, which islanders reasonably object to. In medicine it also means to do with the insula, a part of the brain.
1adjectiveinsularNarrow in outlook through being cut off from others.
“The village was so insular that newcomers were still called outsiders after twenty years.”
insular is a quality.
Latin insularis means of an island, from insula, an island.
Latin
īnsulāris — of or belonging to an island
English, today
insular
Built from
Latin īnsulāris (“of or belonging to an island”), from īnsula (“an island”), of uncertain origin.
Etymology from Wiktionary, CC BY-SA