WordReference Random House Unabridged Dictionary of American English © 2026
in•su•la
(in′sə lə, ins′yə-),USA pronunciation n., pl. -lae (-lē′).USA pronunciation [Anat.]
- Anatomya group of convolutions situated at the base of the lateral fissure of the brain. Also called Island of Reil.
- Neo-Latin, Latin: island; compare isle
- 1825–35
'insula' also found in these entries (note: many are not synonyms or translations):