Language

Precedes Under Relation

U+22B0Mathematical Operators

Copy and paste ⊰. The Precedes Under Relation character has Unicode code point U+22B0 and decimal HTML code ⊰.

Symbol codes

Unicode
U+22B0
HTML Code
⊰
CSS Code
\22B0
HTML Entity
⊰
HEX Code
⊰

Technical properties

Unicode 18.0.0

Code point
U+22B0
Decimal
8880
Unicode name
PRECEDES UNDER RELATION
Block
Mathematical Operators · U+2200–U+22FF
General category
Math Symbol (Sm)
Script
Common
Introduced
Unicode 1.1
JavaScript
"\u22B0"

Appears in

About Precedes Under Relation

⊰ is encoded in Unicode as code point U+22B0 (decimal 8880). Its official Unicode name is PRECEDES UNDER RELATION.

It belongs to the Mathematical Operators block (U+2200–U+22FF), its General Category is Math Symbol (Sm), and it was added in Unicode 1.1, released in 1993. Its script value is Common: it is shared across writing systems rather than belonging to one.

Sources: Unicode Character Database 18.0.0, the HTML Standard’s list of named character references, and Unicode’s code page mappings.

How to type or insert Precedes Under Relation

Any device
Select Copy symbol, then paste with Ctrl+V, or ⌘+V on a Mac.
Microsoft Word
Type 22B0, then press Alt+X.
macOS Character Viewer
Press Control+⌘+Space and search for “precedes under relation”.
Linux (GTK and IBus)
Press Ctrl+Shift+U, type 22b0, then press Space.
HTML
⊰ or ⊰. In a UTF-8 page you can also paste the character itself.
CSS
content: "\22B0"; in a ::before or ::after rule.
JavaScript
"\u22B0"

Common questions about Precedes Under Relation

What is the Precedes Under Relation symbol?

⊰ (Precedes Under Relation) is a math symbol in Unicode’s Mathematical Operators block. Its code point is U+22B0, and it has been part of the standard since Unicode 1.1 (1993).

How do I copy and paste the Precedes Under Relation symbol?

Select Copy symbol at the top of this page, then paste with Ctrl+V on Windows and Linux or ⌘+V on a Mac. On a phone, tap Copy symbol, then touch and hold where you want it and choose Paste. ⊰ pastes as ordinary text, so it works in documents, messages, and code.

How do I type the Precedes Under Relation symbol on Windows?

In Microsoft Word, type 22B0 and press Alt+X to turn the code into ⊰. In any app, open Character Map from the Start menu, search for “precedes under relation”, then select and copy the character.

How do I type the Precedes Under Relation symbol on a Mac?

Press Control+⌘+Space to open the Character Viewer, search for “precedes under relation”, and double-click the result to insert it.

How do I type the Precedes Under Relation symbol on an iPhone or Android phone?

The simplest way is to copy it from this page and paste it where you need it. If you use it often, save it as a text shortcut: on iPhone, go to Settings > General > Keyboard > Text Replacement; with Gboard on Android, go to Gboard settings > Dictionary > Personal dictionary.

Can I use the Precedes Under Relation symbol in Word, Google Docs, and social media?

Yes. ⊰ is a standard Unicode character, so you can paste it into Microsoft Word, Google Docs, emails, and posts or bios on Instagram, X, Facebook, and TikTok. In Google Docs you can also choose Insert > Special characters and search for “precedes under relation”. In Word, choose Insert > Symbol > More Symbols, set from to Unicode (hex), and enter 22B0 as the character code.

Is the Precedes Under Relation symbol an emoji?

No. ⊰ is a text symbol, not an emoji. It takes the color and size of the surrounding text, and its exact shape depends on the font.

Why does the Precedes Under Relation symbol show as a box or question mark?

An empty box or a question mark means the font on that device has no glyph for ⊰. The character is still there: it appears correctly wherever a font covers Unicode’s Mathematical Operators block, and free font families such as Google Noto cover nearly all of Unicode.

What are the HTML and CSS codes for the Precedes Under Relation symbol?

In HTML, write ⊰ (decimal) or ⊰ (hexadecimal), or the named entity ⊰. In CSS, use content: "\22B0"; in a ::before or ::after rule, and in JavaScript "\u22B0". See all HTML codes.