The underscore or low line character is used in typesetting systems to denote a subscript expression. For example, the symbol is typically used in a tex expression like this:

The underscore symbol serves various purposes, including its usage in programming. To input an underscore on most keyboard, press the SHIFT key and the - key (hyphen, typically located to the …

An underscore or underline is a line drawn under a segment of text. [a] In proofreading, underscoring is a convention that says "set this text in italic type ", traditionally used on manuscript or typescript as …

The underscore (_), also called a low line, is used in usernames and email-style text, coding, file names, and “fill-in-the-blank” lines (like Name_____). Quick note: underscore (_) is a character you …

Learn the underscore symbol (_) meaning, definition, keyboard shortcut, copy-paste, synonyms, and best practices for writing, filenames, and programming.

Sep 7, 2025 · Meaning of the underscore symbol, its uses on keyboards, in programming, and its differences from the underline. Explore when to use underscores in file names.

Click the Copy button to copy the underscore symbol (_ or ﹏ ﹍) and paste it on any social media platform. You can also download the related symbols as high-resolution, transparent PNG files for …