U+1E66 "Ṧ" Latin Capital Letter S with Caron and Dot Above Unicode Character
Unicode Version 17.0
Ṧ
U+1E66 "Ṧ" Latin Capital Letter S with Caron and Dot Above is a compound glyph used primarily in transliteration systems and certain phonetic notations, combining a base Latin capital S with a caron diacritic (the v-shaped mark) and a dot above. This character is part of the Latin Extended Additional block and is typically employed to represent a specific speech sound, often a voiceless postalveolar fricative with additional articulatory marking, in academic or linguistic contexts such as the transcription of Slavic languages or historical orthographies. Its inclusion in Unicode ensures consistent digital representation for scholars and typographers who need to distinguish this precise letter from similar characters like "Š" or "Ṡ".
General Properties
| Code Point | U+1E66 |
| Version Added | 1.1 |
| Name | Latin Capital Letter S with Caron and Dot Above |
| Block | Latin Extended Additional |
| General Category | Uppercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Canonical |
| Decomposition Mapping | "Š" U+0160 Latin Capital Letter S with Caron "̇" U+0307 Combining Dot Above |
Encodings
| HTML Decimal Encoding | Ṧ |
| HTML Hex Encoding | Ṧ |
| UTF-8 Encoding | 0xE1 0xB9 0xA6 |
| UTF-16 Encoding | 0x1E66 |
| UTF-32 Encoding | 0x00001E66 |
| C/C++/Java Escape | \u1e66 |
Unicode Properties
| NFC Quick Check | Yes |
| NFKC Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Uppercase | Yes |
| Simple Lowercase Code Point | "ṧ" U+1E67 Latin Small Letter S with Caron and Dot Above |
| Lowercase Code Point | "ṧ" U+1E67 Latin Small Letter S with Caron and Dot Above |
| Simple Case Folding | "ṧ" U+1E67 Latin Small Letter S with Caron and Dot Above |
| Case Folding | "ṧ" U+1E67 Latin Small Letter S with Caron and Dot Above |
| Cased | Yes |
| Changes When Casefolded | Yes |
| Changes When Casemapped | Yes |
| Changes When Lowercased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "ṧ" U+1E67 Latin Small Letter S with Caron and Dot Above |
| NFKC Simple Casefold | "ṧ" U+1E67 Latin Small Letter S with Caron and Dot Above |
| Script | Latin |
| Script Extensions | Latin |
| 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 |