单词 | subgyre |
释义 | subgyren. 1. Anatomy. A gyrus partially or totally concealed by an overlying gyrus. Cf. subfissure n. 2. Now rare or disused. ΘΚΠ the world > life > the body > nervous system > cerebrospinal axis > brain > parts of brain > [noun] > fissure anfractuosity1687 Sylvian fissure1828 sulcus1833 Rolando1839 valley1839 subfissure1889 subgyre1889 the world > life > the body > nervous system > cerebrospinal axis > brain > parts of brain > [noun] > cerebrum > hemisphere > convolutions and parts circumvolution1578 convolution1615 crotchet1678 gyrus1842 subgyre1889 suboperculum1889 1889 A. H. Buck Ref. Handbk. Med. Sci. VIII. 160/1 Superfissures and subfissures. These terms are employed herein to designate the fissures which result from the formation of supergyres and subgyres. 1903 Amer. Anthropologist 5 623 The occipital fissure..shows a number of well-marked subgyres in its depths. 2. Oceanography. A smaller circular current within a gyre. ΘΚΠ the world > the earth > water > flow or flowing > current > [noun] > subsidiary sidestream1715 back channel1744 subgyre1966 1966 Deep-sea Res. 16 606 This separation characteristically leads to recirculating eddies or subgyres in the basin. 1988 Science 24 June 1770/2 The configuration of the southwest Indian Ocean subgyre might lead to an occasional eastward leakage of water from the Agulhas current location at a position far upstream of its usual retroflection location. 2005 E. A. Norse & L. B. Crowder Marine Conservation Biol. viii. 125/1 The great ocean gyres and subgyres moving clockwise in the Northern Hemisphere and counterclockwise in the Southern Hemisphere carry masses of water..around and within the ocean basins. This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022). < n.1889 |
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