thalamus(redirected from thalamium)
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n. pl. thal·a·mi (-mī′)
A large ovoid mass of gray matter situated in the posterior part of the forebrain that relays sensory impulses to the cerebral cortex.
[Latin, inner chamber, from Greek thalamos.]
tha·lam′ic (thə-lăm′ĭk) adj.
n, pl -mi (-ˌmaɪ)
1. (Anatomy) either of the two contiguous egg-shaped masses of grey matter at the base of the brain
2. (Anatomy) both of these masses considered as a functional unit
3. (Botany) the receptacle or torus of a flower
[C18: from Latin, Greek thalamos inner room; probably related to Greek tholos vault]
thal•a•mus(ˈθæl ə məs)
n., pl. -mi (-ˌmaɪ)
1. the middle part of the diencephalon of the brain, serving to transmit and integrate sensory impulses.
2. Bot. a receptacle or torus.
[1695–1705; < New Latin; Latin: bedroom < Greek thálamos]
tha•lam•ic (θəˈlæm ɪk) adj.
The part of the brain in vertebrate animals that lies at the rear of the forebrain. It relays sensory information to the cerebral cortex and regulates the perception of touch, pain, and temperature.
A brain structure above the hypothalamus. It sends sensory impulses to the cerebral cortex, links sensations with emotions, and affects consciousness.
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|Noun||1.||thalamus - large egg-shaped structures of grey matter that form the dorsal subdivision of the diencephalon|
neural structure - a structure that is part of the nervous system
geniculate body - one of four small oval masses that protrude slightly from the underside of the thalamus and function as synaptic centers on the way to the cerebral cortex
betweenbrain, diencephalon, interbrain, thalmencephalon - the posterior division of the forebrain; connects the cerebral hemispheres with the mesencephalon
subthalamus - the ventral part of the thalamus