a regulator (as a sliding plate) for regulating the flow of air into a furnace or other heating device
an air passage (usually in the floor or a wall of a room) for admitting or excluding heated air from the room
(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
(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
enter into someone's consciousness; "Did this event register in your parents' minds?"
send by registered mail; "I'd like to register this letter"
manipulate the registers of an organ
show in one's face; "Her surprise did not register"
enroll to vote; "register for an election"
record in writing; enter into a book of names or events or transactions
draw air into, and expel out of, the lungs; "I can breathe better when the air is clean"; "The patient is respiring"
reach full flavor by absorbing air and being let to stand after having been uncorked; "This rare Bordeaux must be allowed to breathe for at least 2 hours"
manifest or evince; "She breathes the Christian spirit"
utter or tell; "not breathe a word"
impart as if by breathing; "He breathed new life into the old house"
be alive; "Every creature that breathes"
allow the passage of air through; "Our new synthetic fabric breathes and is perfect for summer wear"