Either of two pairs of structures situated on the lower surface of the thalamus that relay sensory impulses to the cortex, the lateral geniculate nucleus, which relays visual impulses, and the medial geniculate nucleus, which relays auditory impulses.

(neuroanatomy) The nucleus of the thalamus which receives input from the optic tract.

The nucleus of the thalamus involved in the sense of audition, which receives projections from the inferior colliculus and projects to the primary auditory cortex.

plural of geniculate nucleus