| 单词 | black disease |
| 释义 | black diseasenoun Veterinary Pathology.an acute, usually fatal disease of sheep caused by general intoxication from Clostridium novyi, an anaerobic organism that multiplies in parts of the liver damaged by the common liver fluke. Origin of black diseaseFirst recorded in 1910–15 Words nearby black diseaseblackdamp, Black Death, black diamond, black diet, black disc, black disease, black dog, black duck, black dwarf, black earth, black economy Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for black diseaseblack disease nounvet science an infectious necrotic hepatitis in sheep and occasionally cattle caused by to toxins produced by infection with species of Clostridial . Secondary to liver fluke infestation, the disease is characterized by sudden death. So-called because of the black discolouration of subcutaneous tissues due to congestion and haemorrhage seen at post-mortem Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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