The Collaborative International Dictionary
Ericolin
Ericolin \E*ric"o*lin\, n. (Chem.) A glucoside found in the bearberry (and others of the Ericace[ae]), and extracted as a bitter, yellow, amorphous mass.
Wiktionary
ericolin
n. (context organic compound English) A glucoside found in the bearberry (and other ericaceous plants).