U+229F · Mathematical Operators
Squared Minus ⊟
Squared Minus is the Unicode character U+229F (official name “SQUARED MINUS”) from the Mathematical Operators block. It belongs to SymbolHero’s math symbols collection. Copy it with the button, or use the codes and keyboard methods below to type it yourself.
UnicodeU+229F
HTML⊟
⊟U+229F
Character codes
| Unicode code point | U+229F | |
|---|---|---|
| Decimal | 8863 | |
| HTML named entity | ⊟ | |
| HTML (hex) | ⊟ | |
| HTML (decimal) | ⊟ | |
| CSS | \229F | |
| JavaScript | \u229F | |
| Python | \u229F | |
| UTF-8 bytes | E2 8A 9F | |
| UTF-16 | 229F | |
| URL-encoded | %E2%8A%9F |
Character details
| Official name | SQUARED MINUS |
|---|---|
| Unicode block | Mathematical Operators |
| General category | Math Symbol (Sm) |
| SymbolHero category | Math Symbols |
| Emoji | No |
How to type ⊟
Windows
- In Microsoft Word or Outlook: type
229Fthen press Alt + X. - Open Character Map (search “Character Map” in Start), tick “Advanced view”, search for “squared minus”, then Select and Copy.
Mac
- Press Control + Command + Space to open the Character Viewer, search “squared minus”, and double-click the result.
- With the Unicode Hex Input keyboard enabled (System Settings → Keyboard → Input Sources), hold Option and type
229F.
iPhone & Android
- Tap Copy at the top of this page, then long-press where you want it and choose Paste.
Docs & web
- Google Docs: Insert → Special characters, then search “squared minus” or enter
U+229F. - HTML:
⊟or⊟ - Excel / Google Sheets:
=UNICHAR(8863)
Similar math symbols
Questions
What is the Unicode for ⊟?
It is U+229F (SQUARED MINUS), decimal 8863.
Is there a Windows Alt code for it?
No standard Alt code exists for this character. In Word type 229F then Alt+X, or copy it from this page.
How do I type it on a Mac?
There is no built-in Option shortcut. Use the Character Viewer (Control + Command + Space) and search “squared minus”, or copy it from this page.
What is the HTML code?
Use the named entity ⊟ or the numeric reference ⊟.