Pronunciation: fäs- ' kär-n ə t
Function: noun
Etymology: probably from International Scientific Vocabulary fos- (alter. of phosph- ) + car b- + -net (of unknown origin)
Date: 1981
: a hydrated sodium salt Na 3 CO 5 ·6H 2 O that is administered intravenously to individuals infected with HIV to treat retinitis caused by a cytomegalovirus