The standard notation for this class uses the number sign symbol, not the sharp sign from music, but it is pronounced "sharp P". More generally, the number sign may be used to denote the class of counting …

number sign, versatile symbol (#) most commonly used to preface numbers (e.g., apartment #1) but which encompasses a variety of other uses, especially to tag (or hashtag) posts and messages on …

The number sign (#) is a typographical symbol that represents the word “number” in American English and in Canada. Generally placed immediately before a number or series of digits (with no spaces), it …

Dec 16, 2024 · The meaning of NUMBER SIGN is the symbol #.

Number sign is a name for the symbol #, which is used for a variety of purposes, including the designation of a number (for example, "#1" stands for "number one").

Apr 11, 2022 · What is a pound symbol? The pound symbol (#), also known by many other names that include pound sign, number sign, hash mark, and hashtag, is a typographical symbol that is rarely …

Explore the meaning, origin, and various uses of the number sign (#), also known as the hash symbol or pound sign. Discover its significance in mathematics, social media, and computing.

Each question is preceded by a number sign (#). If the first character in an entry is a number sign (#), the program treats the entry as a comment and ignores it.

Discover the Number Sign # character. Find its Unicode, HTML representation, and learn how to easily copy and paste it into your documents.

Dec 17, 2025 · The number sign is the formal name for the symbol # in Unicode and typography standards. That name matters because it separates the symbol from its many informal aliases.