Having an inward-looking, standoffish, or withdrawn manner.
Situated on an island.
Separate or isolated from the surroundings; having little interaction with external parties; provincial.
Relating to insulin.
(often with a capital letter) Relating to the varieties of a language or languages spoken chiefly on islands. Insular Latin, Latin as it was spoken in Britain and Ireland. Insular Celtic, the Celtic languages of Britain, Ireland and also Brittany, as opposed to those spoken in mainland Europe other than Brittany. Insular Scandinavian, relating to the Icelandic and Faroese languages as opposed to the ones spoken in Sweden, Denmark and Norway.
Relating to the insula in the brain.
Of, pertaining to, being, or resembling an island or islands.
An islander.
Not prejudiced.