n.
Pronunciation: ˌ pir- ə - ' däk- ˌ s ē n, -s ə n
Function: noun
Etymology: pyrid ine + ox- + 2 -ine
Date: 1939
: a crystalline phenolic alcohol C 8 H 11 NO 3 of the vitamin B 6 group found especially in cereals and convertible in the organism into pyridoxal and pyridoxamine