单词 | down's syndrome |
释义 | Down's syndromeUS Down syndromenoun
Word Origin for Down's syndromeC19: after John Langdon-Down (1828–96), English physician usage for Down's syndromeAlthough the condition was once generally known as mongolism, this term has been considered offensive since the early 1960s. The terms Down's syndrome or (US) Down syndrom are now preferred. Words nearby Down's syndromedownsize, downslide, down someone's throat, downspin, downspout, Down's syndrome, downstage, downstairs, downstate, downstream, downstroke 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 Cultural definitions for Down's syndromeDown's syndrome A congenital condition, caused by an abnormality in the chromosomes, marked by moderate to severe mental retardation and changes in certain physical features. The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved. |
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