ξ
Xi Symbol (ξ)
Copy the Xi symbol ξ to your clipboard, and see its Unicode code point, HTML entity, LaTeX command and how to type it on any device.
What does ξ mean?
ξ is the lowercase form of Xi, letter 14 of 24 in the Greek alphabet (pronounced KSY / ZY). Its capital counterpart is Ξ. In science and maths it is used for: Random variable, damping coefficient.
Codes and properties
| Character | ξ |
|---|---|
| Unicode name | GREEK SMALL LETTER XI |
| Code point | U+03BE |
| Decimal | 958 |
| Unicode block | Greek and Coptic |
| HTML entity | ξ · ξ · ξ |
| CSS | \03BE |
| JavaScript / JSON | \u03BE |
| Python | \u03BE or \N{GREEK SMALL LETTER XI} |
| UTF-8 bytes | CE BE |
| LaTeX | \xi |
How to type ξ
- Copy & paste: press the Copy button above, then paste ξ anywhere — Word, Google Docs, email, chat or code.
- Windows (Word, WordPad, Outlook): type
03BEthen press Alt+X. In any app, Win+. opens the symbol panel. - Mac: switch to the Unicode Hex Input keyboard, hold Option and type
03BE; or press Ctrl+Cmd+Space and search “greek small letter xi”. - Linux (GTK/IBus): press Ctrl+Shift+U, type
03be, then Space. - HTML:
ξrenders as ξ. - LaTeX:
\xiin math mode (amssymb package for some symbols).
Frequently asked questions
How do I type ξ on Windows?
In Microsoft Word type 03BE and press Alt+X. In any app press Win+. to open the symbol panel, or copy ξ from this page.
What is the HTML code for ξ?
Use ξ or ξ (hex) or ξ (decimal).
What is the LaTeX command for ξ?
Use \xi in math mode.