Pronunciation: ' tr ī - ˌ s ō -m ē - ˌ twen-t ē - ' w ə n
Function: noun
Etymology: from the occurrence of trisomy in chromosome 21 of persons with Down syndrome
Date: 1961
: DOWN SYNDROME
Pronunciation: ' tr ī - ˌ s ō -m ē - ˌ twen-t ē - ' w ə n
Function: noun
Etymology: from the occurrence of trisomy in chromosome 21 of persons with Down syndrome
Date: 1961
: DOWN SYNDROME
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012