Medical Dictionary

insula

noun in·su·la \ˈin(t)s-(y)ə-lə, ˈin-shə-lə\
plural in·su·lae \-ˌlē, -ˌlī\

Medical Definition of INSULA

:  the lobe in the center of the cerebral hemisphere that is situated deeply between the lips of the sylvian fissure—called also central lobe, island of Reil

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