单词 | pinguecula |
释义 | pingueculan. Medicine. A small yellow region of degeneration of the conjunctiva, usually situated near the edge of the cornea; a condition of the eye characterized by this. ΘΚΠ the world > health and disease > ill health > a disease > disorders of eye > [noun] > growth or ulcer ungulac1400 nailc1425 haw?1550 pterygium1562 aegilops1578 ungle1583 encanthis1616 argema1661 unguis1684 phlyctenule1819 pinguecula1850 1850 H. Howard Anat. Eye xvi. 230 Pinguecula.—This is a little yellowish colored tumour, situated partly in the conjunctiva, and partly in its cellular membrane. 1876 T. Bryant Pract. Surg. (ed. 2) I. viii. 341 Pinguiculæ are small yellowish growths..situated beneath the conjunctiva, generally near the outer and inner margin of the cornea. 1937 E. Wolff Dis. Eye i. 12 Pingueculæ require no treatment. 1965 F. W. Newell Ophthalmol. viii. 180/2 Rarely a pinguecula becomes inflamed, causing a foreign body sensation. 1992 Internat. Jrnl. Food Sci. & Nutrition 43 157/2 Presbiopia, myopia, astigmatism, hypermetropia pterigion and pinguecula were the most frequent problems. This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022). < n.1850 |
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