单词 | corpuscle |
释义 | corpusclen. 1. a. A minute body or particle of matter. Sometimes identified with atom or with molecule. ΘΚΠ the world > life > biology > substance > [noun] > minute piece of corpuscle1660 molecule1826 the world > matter > chemistry > atomic chemistry > [noun] > minute particles of matter particlea1398 corpule?1541 corpusculum1653 corpuscle1660 corpuscule1816 microsphere1950 nanodiamond1991 1660 R. Boyle New Exper. Physico-mechanicall i. 25 Each Corpuscle endeavours to beat off all others. 1674 W. Petty Disc. before Royal Soc. 124 Corpuscles, or the smallest Bodies that can possibly be seen..these Corpuscles are made of Atoms, or the smallest bodies in Nature. 1699 J. Potter Archæologiæ Græcæ II. iv. viii. 261 For from their Bodies on the Pile do fly, Enrag'd Corpuscles justling in the Sky. 1725 I. Watts Logick i. iii. §4 Who knows what are the figures of the little corpuscles that compose and distinguish different bodies? 1812 H. Davy Elements Chem. Philos. 56 Whether matter consists of indivisible corpuscles, or physical points. ΘΚΠ the world > animals > animal body > [noun] > small animal > little body corpuscle1665 1665 R. Hooke Micrographia 197 This pretty little grey Moth..could very nimbly, and as it seem'd very easily move its corpuscle, through the Air, from place to place. 2. Physiology. a. Any minute body (usually of microscopic size), forming a more or less distinct part of the organism.Often with defining attributes, or specific additions (chiefly in plural), as blood corpuscles (see also 2b), lymph corpuscles; gustatory corpuscles or taste, tactile or touch corpuscles. Malpighian corpuscles: certain minute bodies in the substance of the spleen ( splenic corpuscle), and of the kidney. Pacinian corpuscle, corpuscle of Vater: minute bulbous bodies enclosing the ends of nerves in various parts of the body, esp. in the fingers and toes. ΘΚΠ the world > life > the body > bodily substance > [noun] > minute portion of corpuscle1741 1741 A. Monro Anat. Nerves 73 in Anat. Human Bones (ed. 3) The Edges of the semilunar Valves are duplicated with a muscular Corpuscle in the Middle. 1845–6 G. E. Day tr. J. F. Simon Animal Chem. I. 120 Since lymph-corpuscles also pass into the blood, the formation of blood-corpuscles from them in the blood-vessels cannot be denied. 1858 E. Lankester & W. B. Carpenter Veg. Physiol. (new ed.) §399 Little round corpuscles, which are emitted..from the spore-sacs, and which are the true germ-cells. 1859 G. Wilson Gateways Knowl. (ed. 3) 99 The tips of the fingers..possess..an unusual supply of certain minute auxiliary bodies called tactile corpuscles. 1878 F. J. Bell & E. R. Lankester tr. C. Gegenbaur Elements Compar. Anat. 15 Such corpuscles of protoplasm as are provided with a nucleus are called cells. b. esp. (plural) Minute rounded or discoidal bodies, constituting a large part of the blood in humans and other vertebrates. ΘΚΠ the world > life > the body > vascular system > blood > components of blood > blood corpuscle or plate > [noun] blood corpuscle1838 disc1839 blood cell1841 corpuscle1845 haematoblast1876 blood plate1882 plaquette1883 blood plaque1884 plaque1884 blood platelet1888 platelet1888 haemad1891 thrombocyte1893 blood disc1902 blast cell1947 1845–6 G. E. Day tr. J. F. Simon Animal Chem. I. 106 On shaking the blood with oxygen gas, the corpuscles became brighter and more transparent. 1869 T. H. Huxley Lessons Elem. Physiol. (ed. 3) iii. 65 The particles, or corpuscles, of the blood..called respectively the red corpuscles and the colourless corpuscles. c. J. J. Thomson's name for what was subsequently called an electron n.2 ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic phenomena > [noun] > electron electron1891 corpuscle1897 1897 J. J. Thomson in London, Edinb., & Dublin Philos. Mag. 5th Ser. 44 311 These primordial atoms, which we shall for brevity call corpuscles. 1898 J. J. Thomson Discharge Electr. through Gases 199 The carriers of the electricity are the ‘corpuscles’. 1902 Encycl. Brit. XXX. 452/2 These particles, which were termed by their discoverer corpuscles, are more commonly spoken of as electrons, the particle thus being identified with the charge which it carries. 1958 S. Glasstone Sourcebk. Atomic Energy (ed. 2) ii. 38 The name electron, originally intended by Stoney..for the magnitude of the charge, soon became associated with the actual particles themselves. Possibly in the interest of strict accuracy, Thomson adhered to the term corpuscle for about twenty years, but ultimately he gave it up in favor of electron. Categories » 3. Botany. = corpusculum n. 1b. This entry has not yet been fully updated (first published 1893; most recently modified version published online March 2022). < n.1660 |
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