adding machine

United States inventor who patented the first practical adding machine (1855-1898) n

invented an adding machine

n an official written record of names or events or transactions n (music) the timbre that is characteristic of a certain range and manner of production of the human voice or of different pipe organ stops or of different musical instruments n a book in which names and transactions are listed n (computer science) memory device that is the part of computer memory that has a specific address and that is used to hold information of a specific kind n an air passage (usually in the floor or a wall of a room) for admitting or excluding heated air from the room n a regulator (as a sliding plate) for regulating the flow of air into a furnace or other heating device n a cashbox with an adding machine to register transactions