Omicron Symbol codes and values
| Format | Value |
|---|---|
| Unicode | U+03BF |
| HTML (decimal) | ο |
| HTML (hex) | ο |
| HTML entity | ο |
| CSS | \03BF |
| JavaScript | \u03BF |
The official Unicode name is "Greek Small Letter Omicron".
How to type the omicron symbol
Windows
- In Microsoft Word, type
03BFand press Alt + X to turn the code into ο. - Or press Win + . to open the emoji and symbol panel and search for it.
Mac
- Press Control + Command + Space to open the Character Viewer and search for "greek small letter omicron".
- Or add the "Unicode Hex Input" keyboard in System Settings, hold Option and type
03BF.
Linux
- In GTK apps press Ctrl + Shift + U, type
03bfand press Enter.
Web pages
Write ο or ο in HTML, or paste the character directly into a UTF-8 page.
Encoding details
| Encoding | Value |
|---|---|
| Code point | U+03BF (decimal 959) |
| UTF-8 bytes | CE BF |
| URL encoded | %CE%BF |
| Category | Ll |
What the omicron symbol means
Omicron is the fifteenth letter of the Greek alphabet and translates literally to small o. It functions as a short vowel in Greek writing and occasionally appears as a variable in astronomy.
Using the omicron symbol well
Type omicron using Unicode U+03BF. Because it looks identical to the Latin letter o, ensure your document context makes the distinction clear to avoid confusing readers or parsing software.
Characters next to it in Unicode
| Character | Code | Name |
|---|---|---|
| μ | U+03BC | Greek Small Letter Mu |
| ν | U+03BD | Greek Small Letter Nu |
| ξ | U+03BE | Greek Small Letter Xi |
| π | U+03C0 | Greek Small Letter Pi |
| ρ | U+03C1 | Greek Small Letter Rho |
| ς | U+03C2 | Greek Small Letter Final Sigma |
FAQ
What is the Unicode for the omicron symbol?
The omicron symbol ο is U+03BF (Greek Small Letter Omicron).
How do I type ο on a keyboard?
There is no classic Alt code for it. On Windows type 03BF in Word and press Alt + X, on Mac use the Character Viewer, and on Linux press Ctrl + Shift + U then 03bf.
What is the HTML code for ο?
Use ο or the named entity ο. The hexadecimal form is ο.
More symbols
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- ℡ Telephone Sign: next page
- Symbols to copy and paste: the full list