an essential and distinguishing attribute of something or someone | a regulator (as a sliding plate) for regulating the flow of air into a furnace or other heating device |
(music) the distinctive property of a complex sound (a voice or noise or musical sound) | an air passage (usually in the floor or a wall of a room) for admitting or excluding heated air from the room |
a degree or grade of excellence or worth | a cashbox with an adding machine to register transactions; used in shops to add up the bill |
a characteristic property that defines the apparent individual nature of something | (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 |
high social status | (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 |
| an official written record of names or events or transactions |
| a book in which names and transactions are listed |