a place or building in which stores of wealth are deposited; especially, a place where public revenues are deposited and kept, and where money is disbursed to defray the expenses of government; hence, also, the place of deposit and disbursement of any collected funds.-that department of a government which has charge of the finances.-a repository of abundance; a storehouse.-hence, a book or work containing much valuable knowledge, wisdom, wit, or the like; a thesaurus; as, " maunder's treasury of botany."-a treasure.