| CGM | central gray matter |
|---|---|
| DM | defined medium; dermatomyositis; Descemet's membrane; dextromaltose; dextromethorphan; diabetes mell... |
| DOM | deaminated O-methyl metabolite; department of medicine; dimethoxymethylamphetamine; dissolved organi... |
| GM | gastric mucosa; Geiger-Muller [counter]; general medicine; genetic manipulation; geometric mean; gia... |
| NVM | neovascular membrane; nonvolatile matter |
| DOM | Dissolved organic matter |
|---|---|
| DM | Dry matter |
| DMD | Dry matter digestibility |
| DMI | Dry matter intake |
| GM | Gray matter |
| matter | <chemistry> The material of the universe. (09 Jan 1998) |
|---|---|
| matter, gray | The cortex of the brain which contains nerve cell bodies. The gray matter is as opposed to the white matter, the part of the brain that contains myelinated nerve fibres. The gray matter is so named because it in fact appears gray. In the mysterious affair at styles (1920), agatha christie first quoted the fictional belgian detective hercule poirot in regard to his gray matter: 'this affair must be unravelled from within.' he tapped his forehead. 'these little grey cells. It is up to them as you say over here.' (12 Dec 1998) |
| matter, white | The part of the brain that contains myelinated nerve fibres. The white matter is white because it is the colour of myelin, the insulation covering the nerve fibres. The white matter is as opposed to the gray matter (the cortex of the brain which contains nerve cell bodies). (12 Dec 1998) |
| gray matter | The cortex of the brain which contains nerve cell bodies. The gray matter is in contrast to the white matter, the part of the brain that contains myelinated nerve fibres. The gray matter is so named because it in fact appears gray. The white matter is white because that is the colour of myelin, the insulation covering the nerve fibres. In the mysterious affair at styles (1920), agatha christie first quoted the fictional belgian detective hercule poirot in regard to his gray matter: 'this affair must be unravelled from within.' he tapped his forehead. 'these little grey cells. It is up to them as you say over here.' (12 Dec 1998) |
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| grey matter | <anatomy> Gray matter, the thinking brain, appears gray because it is composed of numerous nerve cells and blood vessels. The outer layer of the cerebrum - the cerebral cortex and areas deep within the brain - the basal ganglia, are made up of grey matter. See: white matter. (16 Dec 1997) |
| white matter | <anatomy> Brain tissue composed of myelin-coated nerve cell fibres. White matter carries information between the nerve cells in the brain and spinal cord. The inner portion of the cerebrum is composed of white matter. See: grey matter. (13 Nov 1997) |
| white-matter disease | <radiology> Demyelinating (myelinoclastic), destruction of existing myelin, acquired diseases with inflammatory characteristics, includes: MS, PML, encephalomyelitis, also may be due to anoxia, infarct, tumour, radiation dysmyelinating, abnormal myelin formation or maintenance, two groups: primary white-matter diseases: leukodystrophies, involve gray matter: Niemann-Pick, Gaucher, Tay-Sachs (12 Dec 1998) |
| pontine gray matter | The massive gray matter filling the basilar pons. The nuclei are of fairly homogeneous architecture and project to the cortex of the contralateral cerebellar hemisphere by way of the middle cerebellar peduncle. Their main afferents come from the entire extent of the cerebral neocortex by way of the longitudinal pontine bundles (corticopontine fibres); thus, the pontine nuclei form a major way-station in the impulse conduction from the cerebral cortex of one hemisphere to the posterior lobe of the opposite cerebellum. Synonym: nuclei pontis, pontine gray matter. (05 Mar 2000) |
| heterotopic gray matter | <radiology> Presence of cortical neurons in an abnormal location secondary to arrest of migrating neuroblasts from ventricular walls to brain surface between 7-24 weeks of gestational age, frequency: 3% of healthy population associated with: agenesis of corpus callosum, aqueductal stenosis, microcephaly, schisencephaly, encephalocele X-ray: single/multiple bilateral subependymal nodules along lateral ventricles Differential diagnosis: subependymal spread of neoplasm, subependymal haemorrhage, vascular malformation, tuberous sclerosis, intraventricular meningioma, neurofibromatosis (12 Dec 1998) |
| sclerosis of white matter | <radiology> Type of dysmyelinating disease, hereditary, peripheral nervous system unaffected in some disorders Specific diseases: adrenoleukodystrophy, metachromatic leukodystrophy, spongy degeneration (Canavan), globoid cell (Krabbe) leukodystrophy, Alexander disease, Pelizaeus-Merzbacher disease, Cockayne syndrome (12 Dec 1998) |
| matter |
substance: that which has mass and occupies space; "an atom is the smallest indivisible unit of matter" a vaguely specified concern; "several matters to attend to"; "it is none of your affair"; "things are going well" topic: some situation or event that is thought about; "he kept drifting off the topic"; "he had been thinking about the subject for several years"; "it is a matter for the police" a problem; "is anything the matter?" (used with negation) having consequence; "they were friends and it was no matter who won the games" written works (especially in books or magazines); "he always took some reading matter with him on the plane" count: have weight; have import, carry weight; "It does not matter much"
Ãâó: wordnet.princeton.edu/perl/webwn
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| matter |
Anything that has volume and mass.
Ãâó: www.mdk12.org/instruction/curriculum/science/gloss...
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| matter |
A type of substance. For example, "plant matter" is material made of plants or plant parts.
Ãâó: www.fcps.k12.va.us/StratfordLandingES/Ecology/mpag...
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| matter |
It is the type or copy in print or gathered together for printing purposes.
Ãâó: www.indiainfoline.com/bisc/jmam.html
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| matter |
Anything that has mass and occupies space.
Ãâó: www.hillsdale.edu/AcademicAssociations/Chemistry/s...
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| matter | that which has mass and occupies space |
|---|---|
| matter | (used with negation) having consequence |
| matter | a vaguely specified concern |
| matter | a problem |
| matter | some situation or event that is thought about |
| matter | written works (especially in books or magazines) |
| matter | have weight |
| matter | an inevitable ending |
| matter | a matter that is an actual fact or is demonstrable as a fact |
| matter | a disputed factual contention that is generally left for a jury to decide |
| matter | a disputed legal contention that is generally left for a judge to decide |
| matter | be of importance or consequence |
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