Quick answer
To type Θ: HTML Θ · CSS \0398 · or copy it from the key above.
01 Every way to type it
Every input method verified against an authoritative source — no invented Alt codes.
| Platform | Input | |
|---|---|---|
| HTML entity | Θ | |
| CSS content | \0398 | |
| Linux (IBus) | Ctrl+Shift+U then 0398 |
02 Type it yourself
Paste or type here to check it renders in your own font before you use it.
04 Related & confusable characters
Programmatically linked from the Unicode data.
05 People also type
Guides that cover this character alongside others like it.
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