Tola

noun

1. A unit of weight used in India, equal to the weight of one silver rupee (11.7 grams or 180 troy grains).
2. The fundamental unit of weight of the empire of India, by law precisely equal to 180 grains troy. It is about half a grain heavier than the old tola sicca.
3. In Peru, a native burial-mound.
4. A weight of British India. The standard tola is equal to 180 grains.
5. a unit of mass used in India, equal to the mass of a silver rupee coin, fixed at 180 troy grains (11.663 8038 grams) in 1833, of a similar but slightly variable value before that date