n.
Pronunciation: ˌ fe-n ə l- ˌ th ī - ō - ' kär-b ə - ˌ m ī d, ˌ f ē -
Function: noun
Date: 1879
: a crystalline compound C 7 H 8 N 2 S that is extremely bitter or tasteless depending on the presence or absence of a single dominant gene in the taster ― called also phenylthiourea PTC