β
Equal to by Definition Symbol (β)
Copy the Equal to by Definition symbol β to your clipboard, and see its Unicode code point, HTML entity, LaTeX command and how to type it on any device.
What does β mean?
β (Equal to by Definition, U+225D) belongs to the Unicode Mathematical Operators block. It is a relation sign for equality, equivalence or approximation, used where an ordinary = would be too strong or too weak.
Codes and properties
| Character | β |
|---|---|
| Unicode name | EQUAL TO BY DEFINITION |
| Code point | U+225D |
| Decimal | 8797 |
| Unicode block | Mathematical Operators |
| HTML entity | ≝ Β· ≝ |
| CSS | \225D |
| JavaScript / JSON | \u225D |
| Python | \u225D or \N{EQUAL TO BY DEFINITION} |
| UTF-8 bytes | E2 89 9D |
| LaTeX | paste β with unicode-math (XeLaTeX/LuaLaTeX) |
How to type β
- Copy & paste: press the Copy button above, then paste β anywhere β Word, Google Docs, email, chat or code.
- Windows (Word, WordPad, Outlook): type
225Dthen press Alt+X. In any app, Win+. opens the symbol panel. - Mac: switch to the Unicode Hex Input keyboard, hold Option and type
225D; or press Ctrl+Cmd+Space and search βequal to by definitionβ. - Linux (GTK/IBus): press Ctrl+Shift+U, type
225d, then Space. - HTML:
≝renders as β. - LaTeX: standard LaTeX has no dedicated command; compile with XeLaTeX or LuaLaTeX and the unicode-math package, then paste β directly.
Frequently asked questions
How do I type β on Windows?
In Microsoft Word type 225D and press Alt+X. In any app press Win+. to open the symbol panel, or copy β from this page.
What is the HTML code for β?
Use ≝ (hex) or ≝ (decimal).
What is the LaTeX command for β?
There is no standard command; use XeLaTeX or LuaLaTeX with unicode-math and paste β directly.