U+018A "Ɗ" Latin Capital Letter D with Hook Unicode Character
U+018A "Ɗ" Latin Capital Letter D with Hook is a typographic letter used primarily in the Latin orthographies of several African languages, such as Hausa, Fulfulde, and Kanuri, where it represents a voiced dental or alveolar implosive consonant, a sound produced with a glottalic ingressive airstream. Its form consists of a standard capital D with a small hook attached to the lower right side of the bowl, distinguishing it from the plain D and ensuring accurate phonetic representation in writing systems that require this specific phoneme. As part of the Unicode standard, this character enables correct digital encoding, display, and interchange of text in these languages, supporting linguistic diversity and precise communication in digital environments.
General Properties
| Code Point | U+018A |
| Version Added | 1.1 |
| Name | Latin Capital Letter D with Hook |
| Unicode 1.0 Name | Latin Capital Letter D Hook |
| Block | Latin Extended-B |
| General Category | Uppercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
Encodings
| HTML Decimal Encoding | Ɗ |
| HTML Hex Encoding | Ɗ |
| UTF-8 Encoding | 0xC6 0x8A |
| UTF-16 Encoding | 0x018A |
| UTF-32 Encoding | 0x0000018A |
| C/C++/Java Escape | \u018a |
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 | "ɗ" U+0257 Latin Small Letter D with Hook |
| Lowercase Code Point | "ɗ" U+0257 Latin Small Letter D with Hook |
| Simple Case Folding | "ɗ" U+0257 Latin Small Letter D with Hook |
| Case Folding | "ɗ" U+0257 Latin Small Letter D with Hook |
| Cased | Yes |
| Changes When Casefolded | Yes |
| Changes When Casemapped | Yes |
| Changes When Lowercased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "ɗ" U+0257 Latin Small Letter D with Hook |
| NFKC Simple Casefold | "ɗ" U+0257 Latin Small Letter D with Hook |
| 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 |