Tank

(n.) A small Indian dry measure, averaging 240 grains in weight; also, a Bombay weight of 72 grains, for pearls.

Tank - Other Definitions

(n.) A small Indian dry measure, averaging 240 grains in weight; also, a Bombay weight of 72 grains, for pearls.
(n.) A large basin or cistern; an artificial receptacle for liquids.