At&t Mifi - Learn about the at sign (@), also called the ampersat, and how it is used in bills, emails and programming. Find out its origin, meaning and keyboard location. What is an at sign? See examples of at used in a sentence. The meaning of at is —used as a function word to indicate presence or occurrence in, on, or near. Used to show an exact or a particular…. Learn how to use at as a preposition to refer to time, place, activities, numbers and more. Find examples, explanations and typical errors with at. Definition of at preposition in oxford advanced learner's dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Learn about the at sign (@), also called the ampersat, and how it is used in bills, emails and programming. Find out its origin, meaning and keyboard location. What is an at sign? See examples of at used in a sentence. The meaning of at is —used as a function word to indicate presence or occurrence in, on, or near.