At sign
at sign, typographic symbol used as an abbreviation, traditionally in commerce for an old measurement unit or for unitary prices, or more recently in email addresses or to indicate a location From Wikipedia, the free encyclopedia
Remove ads
The at sign (@)[a] is a logogram. It is used in bills, emails and programming.
Bills
In bills, it means "at a rate of". For example, 7 widgets @ £2 equals £14.
Emails
In email, it shows a specific domain of an email address.
Programming
In programming, the at sign has been used in several programming languages. Using the at sign in programming was invented by Ray Tomlinson. It is the ligature form of the Latin word "ad", which means "at". The sign is one of several special symbols on the standard English keyboard.
Footnotes
Wikiwand - on
Seamless Wikipedia browsing. On steroids.
Remove ads