U+03E6 "Ϧ" Coptic Capital Letter Khei Unicode Character
Unicode Version 17.0
Ϧ
U+03E6 "Ϧ" Coptic Capital Letter Khei is a letter used in the Coptic alphabet, which is derived from the Greek alphabet with additional characters for sounds unique to the Egyptian language. This specific glyph represents the voiceless uvular fricative or a similar back-of-the-throat sound, often transliterated as "kh" or "x" in scholarly works, and corresponds to the 26th letter of the standard Coptic alphabet called "Khei" or "Ḫe". It appears primarily in liturgical and historical Coptic texts, serving as an essential component for accurately preserving the pronunciation of ancient Egyptian words within Christian religious manuscripts.
General Properties
| Code Point | U+03E6 |
| Version Added | 1.1 |
| Name | Coptic Capital Letter Khei |
| Unicode 1.0 Name | Greek Capital Letter Khei |
| Block | Greek and Coptic |
| General Category | Uppercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
Encodings
| HTML Decimal Encoding | Ϧ |
| HTML Hex Encoding | Ϧ |
| UTF-8 Encoding | 0xCF 0xA6 |
| UTF-16 Encoding | 0x03E6 |
| UTF-32 Encoding | 0x000003E6 |
| C/C++/Java Escape | \u03e6 |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| NFKC Quick Check | Yes |
| NFKD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Uppercase | Yes |
| Simple Lowercase Code Point | "ϧ" U+03E7 Coptic Small Letter Khei |
| Lowercase Code Point | "ϧ" U+03E7 Coptic Small Letter Khei |
| Simple Case Folding | "ϧ" U+03E7 Coptic Small Letter Khei |
| Case Folding | "ϧ" U+03E7 Coptic Small Letter Khei |
| Cased | Yes |
| Changes When Casefolded | Yes |
| Changes When Casemapped | Yes |
| Changes When Lowercased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "ϧ" U+03E7 Coptic Small Letter Khei |
| NFKC Simple Casefold | "ϧ" U+03E7 Coptic Small Letter Khei |
| Script | Coptic |
| Script Extensions | Coptic |
| Indic Syllabic Category | Other |
| ID Start | Yes |
| XID Start | Yes |
| ID Continue | Yes |
| XID Continue | Yes |
| Alphabetic | Yes |
| Vertical Orientation | Rotated |
| Grapheme Base | Yes |
| Grapheme Cluster Break | Other |
| Word Break | Alphabetic letter |
| Sentence Break | Upper |