单词 | purpura |
释义 | purpuran. 1. Zoology. A gastropod mollusc belonging (now or formerly) to the genus Purpura (family Thaididae); esp. any of those from which the dye Tyrian purple was formerly obtained. Also (in form Purpura): the genus itself. Cf. purple n. 5.Valid publication of the genus name: J. G. Bruguière 1789, in Encycl. méthodique: hist. nat. des vers I. p. xv. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Gastropoda > [noun] > other types of gastropod mollusc purpura1598 patella1671 canoe-shell1711 oliva1823 monoceros1828 Olivella1835 holostome1864 sundial1868 archaeogastropod1955 1598 A. M. tr. J. Guillemeau Frenche Chirurg. v. i. f. 22/2 Small sproutes, not mislike vnto the feet, of the fishe Purpura [Du. vanden Visch Purpura; Fr. d'vn Pourpre marin]. 1614 W. Raleigh Hist. World i. ii. vii. 337 Hercules Dogge, who passing alongst the Sea-coast, and eating of the Fish Conchilis or Purpura: the haire of his lips became of that colour. 1656 A. Cowley Davideis iii. 112 in Poems The Purple of the Ancients was taken out of a kind of Shell-fish called Purpura. 1753 Chambers's Cycl. Suppl. Purpura, It has been usual with most authors to confound together the genera of the murex and purpura. 1776 E. M. da Costa Elements Conchol. 217 The Purpurae have obtained that name from the purple juice or dye the fish yielded. 1847 W. B. Carpenter Zool.: Systematic Acct. II. §924 The Purpura, a shell of comparatively small size,..very abundant..on our own coast. 1856 P. H. Gosse Tenby ii. 18 He was intent on making a pool with his wooden spade for the reception of a colony of Purpuræ that he had gathered from the rocks. 1958 H. B. Moore Marine Ecol. iv. 118 If a mussel in the underlying layers was killed by a Purpura, it soon became detached, and with it those in the upper layers which had attached to it. 1968 W. Bray Everyday Life of Aztecs vii. 143 In Oaxaca at the present day the collector prises the Purpura snail from the rocks at low tide and blows into the mouth of the shell. 2000 Paleobiology 26 36/2 Rapana bezoar attacks prey gastropods by way of the aperture without drilling... Similar feeding habits are documented for Purpura and Plicopurpura. 2. Medicine. Originally: any of various diseases accompanied by a dark red or purplish rash; purples, purple fever. In later use (frequently with distinguishing English or scientific Latin word or words): spec. any of various disorders characterized by haemorrhage into the skin, and often into mucosal surfaces and other organs, frequently with other systemic signs. Also: any of the skin lesions of such a disorder. See also purpura haemorrhagica n. Cf. purple n. 3.In early use, cases of purpuras were often divided into purpura maligna, a severe form, and purpura simplex, a mild form. The latter is still used for purpura occurring without other symptoms. ΘΚΠ the world > health and disease > ill health > a disease > disorders of visible parts > eruptive diseases > [noun] > purpura purple?1515 purple fever1623 purpura1753 purpura haemorrhagica1808 peliosis1839 peliosis rheumatica1857 Henoch's purpura1889 the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Gastropoda > [noun] > superorder Branchifera > order Prosobranchiata > section Siphonostomata > family Thaididae > genus Purpura purpura1753 1694 W. Salmon tr. Y. van Diemerbroeck Anat. Human Bodies (new ed.) ii. 40 This distemper, which Forestus calls Purpurae, or the Purples is very near akin to the Measles.] 1753 J. Lind Treat. Scurvy iii. ii. 415 He has one singular observation, That the scabies and purpura prevailed at the same time with the scurvy. 1782 J. Aitken Elements Theory & Pract. Physic & Surg. I. 305 Miliary fever... Appellations... Purpura maligna. 1808 R. Willan On Cutaneous Dis. 453 With Riverius and some other authors, I propose to express by the term Purpura an efflorescence consisting of small, distinct, purple specks and patches, attended with general debility, but not always with fever. 1808 R. Willan On Cutaneous Dis. 453 The purpura simplex is characterized by an appearance of petechiæ..without much disorder of the constitution. 1877 F. T. Roberts Handbk. Med. (ed. 3) I. 252 Purpura is due to a peculiar unhealthy condition of the blood and tissues. 1908 Practitioner June 824 Gastro-intestinal crises are common with both Henoch's purpura and angioneurotic oedema. 1939 Collier's 23 Sept. 51/1 People with purpura..would get spontaneous hemorrhages all over their bodies. 1995 Amer. Jrnl. Kidney Dis. 25 651/2 Palpable purpura were present on his big toes. 2004 Guardian 14 Oct. (Life section) 10/5 Haemathidrosis, whereby a person appears to sweat blood, can occur at times of extreme stress; while spontaneous haemorrhages, called psychogenic purpura, have also been recorded. This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022). < n.1598 |
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