Definition that contains black catechu
- catechu East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu
- acacia catechu East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu
- jerusalem thorn East Indian spiny tree having twice-pinnate leaves and yellow flowers followed by flat pods; source of black catechu
- catechin a tannic acid that is extracted from black catechu as a white crystalline substance