Union and intersection symbols
Tap to copy ∪, or learn how to type it on Windows, Mac and phones.
U+222A
Union and intersection symbols and related symbols
Tap any symbol to copy it.
| Symbol | Name | Code | HTML | Windows | Mac | LaTeX |
|---|---|---|---|---|---|---|
| Union | U+222A | ∪ | \cup | |||
| Intersection | U+2229 | ∩ | Alt + 239 | \cap | ||
| N-ary union | U+22C3 | ⋃ | \bigcup | |||
| N-ary intersection | U+22C2 | ⋂ | \bigcap | |||
| Subset of | U+2282 | ⊂ | \subset | |||
| Superset of | U+2283 | ⊃ | \supset | |||
| Subset of or equal to | U+2286 | ⊆ | \subseteq | |||
| Superset of or equal to | U+2287 | ⊇ | \supseteq | |||
| Element of | U+2208 | ∈ | \in | |||
| Not an element of | U+2209 | ∉ | \notin | |||
| Empty set | U+2205 | ∅ | \emptyset |
About the union and intersection symbols
∪ means union: everything in either set. ∩ means intersection: only what is in both. The other symbols here describe subsets and membership.
Common uses: set theory, probability and logic.
- Unicode name
- Union
- Code point
- U+222A
- Windows
- Alt + X in Word
- Mac
- Character Viewer
Keyboard shortcuts for ∪
Copy and paste
Click the big ∪ at the top. It copies instantly.
Windows
In Word, type 222A and press Alt + X. In other apps, the emoji panel (Windows key + .) has a symbols tab you can search.
Mac
No shortcut? Control + Command + Space opens the Character Viewer; search for union.
iPhone and Android
Phone keyboards rarely show ∪. Copy it once, then save it as a text shortcut (Settings, General, Keyboard on iPhone; Dictionary or Text shortcuts on most Android keyboards).
HTML
Use ∪ or ∪.
LaTeX
Use \cup in math mode.
Questions people ask
How do I type ∪ on a keyboard?
On Windows, press Windows key + . and search the symbols tab. On a Mac, open the Character Viewer with Control + Command + Space.
What is the HTML code for ∪?
∪ or ∪
What does ∪ mean?
∪ means union: everything in either set. ∩ means intersection: only what is in both. The other symbols here describe subsets and membership.
Where is ∪ used?
Set theory, probability and logic.
More symbols
Updated November 13, 2026