U+1DBF "ᶿ" Modifier Letter Small Theta Unicode Character
Unicode Version 17.0
ᶿ
U+1DBF "ᶿ" Modifier Letter Small Theta is a superscript version of the Greek letter theta (θ) used primarily in phonetic transcription, particularly within the International Phonetic Alphabet, to denote a voiceless dental fricative with a reduced or modified articulation. This modifier letter appears in the Unicode block "Phonetic Extensions" and allows linguists and language researchers to indicate subtle phonetic nuances, such as aspiration or articulatory weakening, when marking pronunciation without altering the primary symbol's identity. Its function is to provide a narrower transcription in detailed phonetic analysis.
General Properties
| Code Point | U+1DBF |
| Version Added | 4.1 |
| Name | Modifier Letter Small Theta |
| Block | Phonetic Extensions Supplement |
| General Category | Modifier Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Super |
| Decomposition Mapping | "θ" U+03B8 Greek Small Letter Theta |
Encodings
| HTML Decimal Encoding | ᶿ |
| HTML Hex Encoding | ᶿ |
| UTF-8 Encoding | 0xE1 0xB6 0xBF |
| UTF-16 Encoding | 0x1DBF |
| UTF-32 Encoding | 0x00001DBF |
| C/C++/Java Escape | \u1dbf |
Unicode Properties
| NFC Quick Check | Yes |
| NFD Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Lowercase | Yes |
| Other Lowercase | Yes |
| Case Ignorable | Yes |
| Cased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "θ" U+03B8 Greek Small Letter Theta |
| NFKC Simple Casefold | "θ" U+03B8 Greek Small Letter Theta |
| Script | Greek |
| Script Extensions | Greek |
| 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 | Lower |