Thalamus - Dictionary Definition and Overview

Thalamus :  (noun)

1: large egg-shaped structures of gray matter that form the dorsal subdivision of the diencephalon

Based on WordNet 2.0

Thalamus : \Thal"a*mus\, n.; pl. Thalami. [L. thalamus chamber, Gr. qa`lamos.] 1. (Anat.) A mass of nervous matter on either side of the third ventricle of the brain; -- called also optic thalamus.

2. (Bot.) (a) Same as Thallus. (b) The receptacle of a flower; a torus.

Based on WordNet (r) 2.0 (August 2003)
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