# Ϊ U+03AA GREEK CAPITAL LETTER IOTA WITH DIALYTIKA

Uppercase Greek iota with two dots above (diaeresis), marking separate vowel pronunciation in Greek.

| | |
|---|---|
| Character | `Ϊ` |
| Codepoint | U+03AA |
| Name | GREEK CAPITAL LETTER IOTA WITH DIALYTIKA |
| Block | [Greek and Coptic](https://unicodekit.com/block/greek-and-coptic) |
| Script | Greek |
| Category | Uppercase Letter (Lu) |
| Unicode version | 1.1 |
| HTML | `Ϊ` `Ϊ` |
| CSS | `\3AA` |
| JavaScript | `\u03AA` |
| UTF-8 | CE AA |
| UTF-16 | 03AA |
| Decomposition | canonical U+0399 U+0308 |

## Related characters

- Ω [U+03A9 GREEK CAPITAL LETTER OMEGA](https://unicodekit.com/char/03A9)
- Ϋ [U+03AB GREEK CAPITAL LETTER UPSILON WITH DIALYTIKA](https://unicodekit.com/char/03AB)
- Ψ [U+03A8 GREEK CAPITAL LETTER PSI](https://unicodekit.com/char/03A8)
- ά [U+03AC GREEK SMALL LETTER ALPHA WITH TONOS](https://unicodekit.com/char/03AC)
- Χ [U+03A7 GREEK CAPITAL LETTER CHI](https://unicodekit.com/char/03A7)
- έ [U+03AD GREEK SMALL LETTER EPSILON WITH TONOS](https://unicodekit.com/char/03AD)
- Φ [U+03A6 GREEK CAPITAL LETTER PHI](https://unicodekit.com/char/03A6)
- ή [U+03AE GREEK SMALL LETTER ETA WITH TONOS](https://unicodekit.com/char/03AE)
- Υ [U+03A5 GREEK CAPITAL LETTER UPSILON](https://unicodekit.com/char/03A5)
- ί [U+03AF GREEK SMALL LETTER IOTA WITH TONOS](https://unicodekit.com/char/03AF)
- Τ [U+03A4 GREEK CAPITAL LETTER TAU](https://unicodekit.com/char/03A4)
- ΰ [U+03B0 GREEK SMALL LETTER UPSILON WITH DIALYTIKA AND TONOS](https://unicodekit.com/char/03B0)

Page: https://unicodekit.com/char/03AA · JSON: https://unicodekit.com/characters/03AA