macrocyten.
/ˈmakrə(ʊ)sʌɪt/, U.S. /ˈmækroʊˌsaɪt/ Medicine.
An abnormally large red blood cell, found particularly in some forms of anaemia.
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the world > health and disease > ill health > a disease > disorders of internal organs > disorders of blood > [noun] > disorders of red cells > abnormal red cell
microcyte1876
megalocyte1886
macrocyte1889
megaloblast1890
gigantoblast1898
spherocyte1908
target cell1938
1889 New Sydenham Soc. Lexicon Macrocyte.
1891 F. Taylor Pract. Med. (ed. 2) 679 Masses larger than the normal corpuscle, and reaching a diameter of 12μ, [are called] megalocytes or macrocytes.
1897 T. C. Allbutt et al. Syst. Med. II. 750 If..a further examination of the blood be made,..both microcytes and macrocytes will have practically disappeared.
1960 C. H. Smith Blood Dis. Infancy & Childhood v. 62 Hyperchromic anemias identify conditions in which macrocytes prevail.
1987 D. J. Weatherall et al. Oxf. Textbk. Med. (ed. 2) II. xix. 31/2 There may be considerable variation in size and shape of the red cells with some macrocytes and oval cells.
This entry has been updated (OED Third Edition, March 2000; most recently modified version published online March 2022).
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n.1889