- Elongated gray mass of the neostriatum located adjacent to the lateral ventricle of the brain.
Definition from: MeSH via Unified Medical Language System at the National Library of Medicine
- One of the four basal ganglia in each cerebral hemisphere that comprises a mass of gray matter in the corpus striatum, forms part of the floor of the lateral ventricle, and is separated from the lentiform nucleus by the internal capsule -- called also caudate.
Definition from: Merriam-Webster's Medical Dictionary by Merriam-Webster Inc.
See also Understanding Medical Terminology.