Is “Insular” a Scrabble word?
Yes
INSULAR
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Insular
/ˈɪnsjələ/
noun
1.An islander.
adjective
1.Of, pertaining to, being, or resembling an island or islands.
2.Situated on an island.
3.Separate or isolated from the surroundings; having little interaction with external parties; provincial.