单词 | white matter |
释义 | > as lemmaswhite matter white matter n. the paler of the two types of tissue of which the brain and spinal cord are composed, consisting mainly of myelinated axons; contrasted with grey matter. ΘΚΠ the world > life > the body > nervous system > cerebrospinal axis > [noun] > white matter white matter1674 taenia1882 1674 Philos. Trans. (Royal Soc.) 9 126 So that the point A remains still moving in the white matter of the Brain. 1839–47 Todd's Cycl. Anat. & Physiol. III. 695 A convolution [of the brain] consists of a fold of grey matter, enclosing a process of white or fibrous matter. 2002 Guardian 18 Jan. i. 11/7 Conventional MRI scans were able to see inside the brain, but could not get a clear picture of the white matter. < as lemmas |
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