Register
We use the term ‘register’ to refer to particular varieties or styles of speaking and writing. Registers vary because the language is used for different purposes, in different contexts and for different audiences. For example, there is a legal register, a register of advertising, registers of banking and a register of weather forecasting. We commonly recognise registers because of their specialised vocabulary but also because of particular uses of grammar. We also use the term register to refer to whether language is being used formally or informally: …

register | American Dictionary

register
verb
us/ˈredʒ·ɪ·stər/

registerverb (RECORD)

[ I/T ]
to record someone’s name or ownership of property on an official list:
[ T ]I registered the car in my name.
[ + to infinitive ]Voters have until February 16 to register to vote in the primary.
[ I ]Students are currently registering for summer courses.
[ I/T ]
If you register a letter or package when you mail it, you pay extra to have it recorded and receive special care in delivery.

registerverb (MEASURE)

[ I/T ]
(of an instrument) to measure and record an amount:
[ T ]The thermometer registered 79°F.
[ I ]The tremor barely registered on the Richter scale.

registerverb (SHOW)

[ T ]
to show an emotion by the expression on your face:
Her face registered shock at the news.

registerverb (HAVE EFFECT)

[ I ]
to have some effect:
The loss of her home has not really registered on her yet.
register
noun[ C ]
us/ˈredʒ·ɪ·stər/

registernoun[C] (RANGE)

all the notes that a voice or musical instrument can produce, from the highest to the lowest

registernoun[C] (MONEY)

short form ofcash register

registernoun[C] (DEVICE)

a device that controls the flow of air from a heating or cooling system through an opening into a room

registernoun[C] (RECORD)

a book containing an official list or record:
The American Film Institute drew up a register of the 100 greatest American films ever made.

register | Business English

register
verb
uk /ˈredʒɪstər/us
[ I or T ]
to put information, especially the name of someone or something, on an official list or record:
Bids may be registered 24 hours a day.
to register a car/company/domain name
register as sthInvestment advisers may need to register as brokers.
In the UK, a business is required to register for VAT.
register (sb/sth) with sthHedge-fund managers must register the commission under the terms of the 1940 Investment Advisers Act.
[ I or T ]
to record or show a measurement, an amount, etc.:
The built-in telephone line has registered 50 calls daily.
During the period under review, the company registered a 30% decline in gross profit.
[ T ] COMMUNICATIONS
when you register a letter or package, you send it by mail using a special service, so that it will be dealt with in a special way and not be lost:
I'd like to register this parcel, please.
a registered letter
[ T ]
to show your opinion or interest formally or officially:
The engineering arm of the company is said to have registered an interest by the bid deadline.
register
noun[ C ]
uk /ˈredʒɪstər/us
a book or record containing an official list of names, items, etc.:
a central/national register
guest/visitors' registerAll visitors to the company are asked to sign the visitors' register.
Issuing companies keep a register of bondholders.
COMMERCE US
→ cash register

See also