(chemistry) a surface forming a common boundary between two things (two objects or liquids or chemical phases)
(computer science) computer circuit consisting of the hardware and associated circuitry that links one device with another (especially a computer and a hard disk drive or other peripherals)
the overlap where two theories or phenomena affect each other or have links with each other; "the interface between chemistry and biology"
(computer science) a program that controls a display for the user (usually on a computer monitor) and that allows the user to interact with the system
a variable quantity that can be resolved into components
any agent (person or animal or microorganism) that carries and transmits a disease; "mosquitos are vectors of malaria and yellow fever"; "fleas are vectors of the plague"; "aphids are transmitters of plant diseases"; "when medical scientists talk about vectors they are usually talking about insects"
a straight line segment whose length is magnitude and whose orientation in space is direction
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