catechutannic acid
1catechutannic acid — ˈkad.əˌchü|tanik , əˌshü , əˌkyü noun Etymology: probably part translation of German katechugerbsäure, from katechu catechu + gerbsäure tannic acid : the tannin of catechu obtained as a reddish brown amorphous powder …
2Acacia chundra — Scientific classification Kingdom: Plantae (unranked) …
3gambir — An extract from the leaves of Uncaria (Ourouparia) gambier (family Rubiaceae); an astringent. Commercial g. is known as terra japonica. * * * gam·bir (gamґbēr) the dried aqueous, astringent extract from the leaves and twigs of the shrub… …
4catechu — cat·e·chu kat ə .chü, .shü n any of several dry, earthy, or resinous astringent substances obtained from tropical plants of Asia: as a) an extract of the heartwood of an East Indian acacia (Acacia catechu) that was formerly used in medicine b)… …
