单词 | prefixation |
释义 | prefixationn.1 Linguistics. The use of prefixes in the grammar of a language; an instance of this. ΘΚΠ the mind > language > linguistics > study of grammar > morphology > morpheme > [noun] > affix > prefix > use or addition of prothesis1616 prefixion1676 prefix1793 prefixture1824 prefixation1889 1889 Amer. Anthropologist 2 20 The prefixation of these sounds or syllables is attended by curious phonetic changes. 1957 Archivum Linguisticum 9 101 The spreading prefixation of i(l) to the 3d sing. in modern substandard French. 1978 Amer. Speech 53 64 Glossolalia may provide evidence for a universal tendency to prefer suffixation to prefixation. 1992 Trans. Philol. Soc. 90 179 The meaning of a derivational formation (for example, that the prefixation of un- forms negatives) is given by the rule. This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022). prefixationn.2 1. Anatomy. The condition of a nerve plexus of being prefixed (prefixed adj.2). ΘΚΠ the world > life > the body > nervous system > substance of nervous system > [noun] > nerve fibre > types of > specific state prefixation1921 1921 Lancet 8 Oct. 758/2 Variations in the composition of the brachial plexus are apt to be associated with costal abnormalities, prefixation with a seventh cervical rib, and post-fixation with an abnormal first thoracic rib. 1953 G. A. G. Mitchell Anat. Autonomic Nerv. Syst. xiv. 202 The sympathetic preganglionic fibres issuing from the cord are found chiefly in all the thoracic and upper two lumbar ventral nerve roots, although occasionally prefixation or postfixation may occur in association with coincident shifts of somatic nerves. 1987 Brain Res. 407 124 In some cats, with presumed prefixation of the lumbosacral plexus, the TA [= tibialis anterior] tendon reflex was weakened initially and became stronger. 2. Histology. Preliminary treatment with a fixative, prior to the use of another fixative or to another procedure; treatment performed prior to fixation. ΘΚΠ the world > life > biology > laboratory analysis > processes > [noun] > fixation fixation1891 postosmication1933 prefixation1933 postfixation1963 1933 Proc. Royal Soc. B. 114 21 Fat granules were shown by fixation in Champy alone or by prefixation in a formol containing fixative. 1963 Jrnl. Cell Biol. 17 32 The particles appearing when osmium tetroxide was used after glutaraldehyde or acrolein prefixation were similar to those appearing in rat liver after potassium permanganate..fixation. 1974 Nature 20 Dec. 722/1 Cells could be frozen without prefixation or cryoprotectants. 2005 Small Ruminant Res. 57 59/1 An aliquot of granulosa-cell suspension and the same amount of 4% paraformaldehyde was transferred to a centrifuge tube for prefixation for 20 min. This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022). < n.11889n.21921 |
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