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  1. Number sign - Wikipedia

    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 …

  2. Number sign | Meaning & Symbol | Britannica

    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 …

  3. Number Sign - Rules and Examples - GRAMMARIST

    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 …

  4. What’s The #’s Real Name? | Dictionary.com

    Nov 7, 2017 · Musicians recognize # as the sharp symbol, denoting a note one half step higher. Copy editors see a symbol meaning “space,” as in “add a space between two sentences.” In computer …

  5. Number Sign 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").

  6. Writing Tips: How to Use the Number Sign (#) - Proofed

    Feb 6, 2020 · The "#" symbol has many names: number sign, hash sign, pound sign, octothorpe. But when should you use it in your writing? Check out our blog to find out.

  7. What Is The Pound Symbol ( # ) And How Do You Use It?

    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 …

  8. NUMBER SIGN | English meaning - Cambridge Dictionary

    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.

  9. number sign (\#) - Microsoft Style Guide | Microsoft Learn

    Mar 25, 2025 · Describes guidelines to use the number sign ' (\#)' in Microsoft documents and provides examples.

  10. number sign - Wiktionary, the free dictionary

    Oct 31, 2025 · The number sign (#) is used when the number to be printed represents cents only, and is designed to prevent any one from placing a false figure in the dollar position on the check.