adj.
Pronunciation: ' sis- ˌ t ē n
Function: noun
Etymology: from its discovery in bladder stones
Date: 1843
: a crystalline amino acid C 6 H 12 N 2 O 4 S 2 that is widespread in proteins (as keratins) and is a major metabolic sulfur source
adj.
Pronunciation: ' sis- ˌ t ē n
Function: noun
Etymology: from its discovery in bladder stones
Date: 1843
: a crystalline amino acid C 6 H 12 N 2 O 4 S 2 that is widespread in proteins (as keratins) and is a major metabolic sulfur source
Merriam Webster Collegiate English Dictionary. Merriam Webster - Энциклопедический словарь английского языка. 2012