register (regis|ter)

noun

• 1an official list or record of names or items: a membership register
• a book or record of attendance, for example of pupils in a class or guests in a hotel: the system requires teachers to take the register at each lesson I had signed the register with my new name

• 2a particular part of the range of a voice or instrument: boy trebles singing in a high register
• a sliding device controlling a set of organ pipes which share a tonal quality.
• a set of organ pipes controlled by a sliding device.

• 3 Linguistics a variety of a language or a level of usage, as determined by degree of formality and choice of vocabulary, pronunciation, and syntax, according to the communicative purpose, social context, and standing of the user.

• 4 [mass noun] Printing & Photography the exact correspondence of the position of colour components in a printed positive: it was reproduced in full colour but unfortunately out of register
• Printing the exact correspondence of the position of printed matter on the two sides of a leaf.

• 5(in electronic devices) a location in a store of data, used for a specific purpose and with quick access time.

• 6an adjustable plate for widening or narrowing an opening and regulating a draught, especially in a fire grate.

• 7 Art one of a number of bands or sections into which a design is divided: the central register shows a Roman Emperor on horseback

verb

• 1enter or record on an official list or directory: the vessel is registered as British his father was late in registering his birth (as adjective registered) a registered charity
• [no object] enter one’s name and other details on an official list or directory: you register at the site with a user ID and a password [with infinitive]: 34,500 registered to vote
• [no object] put one’s name in a register as a guest in a hotel: we had a light supper after we’d registered and unpacked
• [no object] North American (of a couple to be married) have a list of wedding gifts compiled and kept at a shop for consultation by gift buyers: at the store’s bridal registry single people can register for gifts even if they are not getting married
• entrust (a letter or parcel) to a post office for transmission by registered post: (as adjective registered) a registered letter

• 2(of an instrument) detect and show (a reading) automatically: the electroscope was too insensitive to register the tiny changes
• [no object, with complement] (of an event) give rise to a specified reading on an instrument: the blast registered 5.4 on the Richter scale

• 3express or convey (an opinion or emotion): I wish to register an objection his features registered amusement
• [no object] (of an emotion) show in a person’s face or gestures: nothing registered on their faces
• [usually with negative] notice or become aware of: he hadn’t even registered her presence
• [no object, usually with negative] make an impression on a person’s mind: the content of her statement did not register

• 4achieve (a certain score or result) in a game or match: they registered their third consecutive draw

• 5 Printing & Photography correspond or cause to correspond exactly in position: [no object]: they are adjusted until the impressions register [with object]: alignment is achieved by registering the two images