Select Page


1. An oval region of the cerebral cortex overlying the extreme capsule, lateral to the lenticular nucleus, buried in the depth of the fissura lateralis cerebri (sylvian fissure).

2. A pyramid-shaped area of the brain within each cerebral hemisphere beneath parts of the frontal and temporal lobes. (

Synonym: insular area, insular cortex, island of Reil. (

3. A region of the brain deep in the cerebral cortex. (Google Dictionary)

4. Any circumscribed body or patch on the skin. (

Word origin: Latin word for “island”

Struggling in Biology?

Are You Premed?

Confused about the MCAT? Not sure how to prepare? This guide will show you how