U+1E73 "ṳ" Latin Small Letter U with Diaeresis Below Unicode Character
U+1E73 "ṳ" Latin Small Letter U with Diaeresis Below is a modified form of the Latin letter U, distinguished by a diaeresis mark placed beneath it, indicating a specific phonetic quality in various writing systems. It is primarily used in transliteration and scholarly orthographies for languages such as Ancient Greek, where it can represent a short u sound with a distinct vowel quality, and in certain African or European language transcriptions where the diacritic marks a centralized or breathy pronunciation. This character is part of the Latin Extended Additional block and is encoded for compatibility with historical and linguistic texts, allowing precise representation of sounds that differ from standard Latin vowels. Its uppercase form is U+1E72 "Ṳ".
General Properties
| Code Point | U+1E73 |
| Version Added | 1.1 |
| Name | Latin Small Letter U with Diaeresis Below |
| Block | Latin Extended Additional |
| General Category | Lowercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Canonical |
| Decomposition Mapping | "u" U+0075 Latin Small Letter U "̤" U+0324 Combining Diaeresis Below |
Encodings
| HTML Decimal Encoding | ṳ |
| HTML Hex Encoding | ṳ |
| UTF-8 Encoding | 0xE1 0xB9 0xB3 |
| UTF-16 Encoding | 0x1E73 |
| UTF-32 Encoding | 0x00001E73 |
| C/C++/Java Escape | \u1e73 |
Unicode Properties
| NFC Quick Check | Yes |
| NFKC Quick Check | Yes |
| Numeric Type | None |
| Numeric Value | NaN |
| Line Break | Alphabetic |
| Lowercase | Yes |
| Simple Uppercase Code Point | "Ṳ" U+1E72 Latin Capital Letter U with Diaeresis Below |
| Simple Titlecase Code Point | "Ṳ" U+1E72 Latin Capital Letter U with Diaeresis Below |
| Uppercase Code Point | "Ṳ" U+1E72 Latin Capital Letter U with Diaeresis Below |
| Titlecase Code Point | "Ṳ" U+1E72 Latin Capital Letter U with Diaeresis Below |
| Cased | Yes |
| Changes When Casemapped | Yes |
| Changes When Titlecased | Yes |
| Changes When Uppercased | Yes |
| 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 | Lower |