Learn the history, usage and meaning of the at sign (@), also known as the at symbol or commercial at . Find out how it is used in email addresses, accounting, bookmaking, spices and more. The At symbol (@) is one of the most widely recognized symbols in the digital world. Originally used in accounting and commerce to mean “at the rate of,” it became globally popular with the rise of email and social media. The at sign (@) is a typographical symbol used as an accounting and invoice abbreviation meaning "at a rate of" (e.g. 7 widgets @ £2 per widget = £14), [1] and now seen more widely in email addresses and social media platform handles. The exact keys that you must press to create the @ ( At) symbol vary depending on your operating system (Windows or Mac), the configuration language of your keyboard and whether or not your laptop has a numeric keypad. We have the solutions for each of these cases below.
