thalamus

Definitions

  • WordNet 3.6
    • n thalamus large egg-shaped structures of grey matter that form the dorsal subdivision of the diencephalon
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Webster's Revised Unabridged Dictionary
    • Thalamus (Anat) A mass of nervous matter on either side of the third ventricle of the brain; -- called also optic thalamus.
    • Thalamus (Bot) Same as Thallus.
    • Thalamus (Bot) The receptacle of a flower; a torus.
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Century Dictionary and Cyclopedia
    • n thalamus In Gr. archæol., an inner or private room; a chamber; especially, the women's apartment (Homeric); a sekos.
    • n thalamus In anatomy: The apparent origin of a cranial nerve; the place where a nerve emerges from or leaves the brain.
    • n thalamus Specifically, the optic thalamus; the thalamus of the optic nerve; the great posterior ganglion of the cerebrum, forming the lateral wall of the cerebral ventricle, and connected with its fellow by the middle commissure of the brain. See cut under cerebral.
    • n thalamus In botany: The receptacle or torus.
    • n thalamus Same as thallus.
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Chambers's Twentieth Century Dictionary
    • n Thalamus thal′a-mus the receptacle of a flower, the thallus of a fungus: an inner room, nuptial chamber
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Etymology

Webster's Revised Unabridged Dictionary
L. thalamus, chamber, Gr. qa`lamos
Chambers's Twentieth Century Dictionary
Gr., 'chamber.'

Usage

In literature:

The optic thalamus is indicated in the engraving, but the corpus striatum, being more exterior and anterior, does not appear.
"Buchanan's Journal of Man, May 1887" by Various
These serve as nectaries, s, the whorl of stamens inserted on the thalamus and surrounding the pistil.
"Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5" by Various
Optic thalamus and dual dispositions, 151.
"Psychotherapy" by James J. Walsh
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In news:

A short historical introduction is followed by a detailed discussion of the gross and the nuclear structure of the thalamus of the macaque monkey, as typical of that found in the higher primates .
A new study in mice shows that seizures can be stopped by turning down activity in a part of the brain called the thalamus.
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In science:

This activation is shown in Figure 8 (left primary somatosensory area and left and right thalamus).
Detecting sparse cone alternatives for Gaussian random fields, with an application to fMRI
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