n.
Pronunciation: g ə - ˌ lak-t ə - ' s ē -m ē - ə
Function: noun
Date: 1934
: a metabolic disorder that is inherited as an autosomal recessive trait and in which galactose accumulates in the blood due to deficiency of an enzyme catalyzing its conversion to glucose
– ga · lac · to · semic \ -mik \ adjective