Anatomy (plural). The convolutions of the surface of the brain. Obsolete.
单词 | θ28993 |
释义 | the world > life > the body > nervous system > cerebrospinal axis > brain > parts of brain > [noun] > cerebrum > hemisphere > convolutions and parts (6) circumvolution1578 Anatomy (plural). The convolutions of the surface of the brain. Obsolete. convolution1615 Anatomy. Each of the sinuous folds or windings of the surface of the cerebral hemispheres in humans and the higher animals. crotchet1678 A natural hook-like organ or process: spec. †(a) ‘the tushe, tuske, or fang of a beast’ (Cotgrave); (b) one of the minute hooks or claws on the… gyrus1842 A convoluted ridge between grooves or sulci; esp. a convolution of the brain. (See also quot. 1846.) subgyre1889 Anatomy. A gyrus partially or totally concealed by an overlying gyrus. Cf. subfissure, n. 2. Now rare or disused. suboperculum1889 Anatomy. A gyrus inferior to the operculum of the cerebral cortex, overlying the insula. Cf. operculum, n. 4. Obsolete. rare. |
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