catechutannic acid
noun
cat·e·chu·tan·nic acid
ˈkatəˌchü¦tanik-,
-əˌshü-,
-əˌkyü-
: the tannin of catechu obtained as a reddish brown amorphous powder
Word History
Etymology
probably partial translation of German katechugerbsäure, from katechu catechu + gerbsäure tannic acid