U+1E00 "Ḁ" Latin Capital Letter A with Ring Below Unicode Character
U+1E00 "Ḁ" Latin Capital Letter A with Ring Below is a modified version of the standard Latin capital letter A, distinguished by a small circular diacritical mark positioned directly beneath it. This glyph is primarily used in certain transliteration systems and orthographies, such as those for some Balto-Slavic languages or in linguistic notation, to indicate a specific phonetic quality, often a slight alteration in vowel pronunciation or a specific historical sound value. It belongs to the Latin Extended Additional block in Unicode and serves to differentiate a particular vowel sound from the plain letter A in written text. While not common in everyday modern languages, it remains a useful character for scholars and specialists working with precise phonetic transcription or specialized alphabets.
General Properties
| Code Point | U+1E00 |
| Version Added | 1.1 |
| Name | Latin Capital Letter A with Ring Below |
| Block | Latin Extended Additional |
| General Category | Uppercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Canonical |
| Decomposition Mapping | "A" U+0041 Latin Capital Letter A "̥" U+0325 Combining Ring Below |
Encodings
| HTML Decimal Encoding | Ḁ |
| HTML Hex Encoding | Ḁ |
| UTF-8 Encoding | 0xE1 0xB8 0x80 |
| UTF-16 Encoding | 0x1E00 |
| UTF-32 Encoding | 0x00001E00 |
| C/C++/Java Escape | \u1e00 |
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 | "ḁ" U+1E01 Latin Small Letter A with Ring Below |
| Lowercase Code Point | "ḁ" U+1E01 Latin Small Letter A with Ring Below |
| Simple Case Folding | "ḁ" U+1E01 Latin Small Letter A with Ring Below |
| Case Folding | "ḁ" U+1E01 Latin Small Letter A with Ring Below |
| Cased | Yes |
| Changes When Casefolded | Yes |
| Changes When Casemapped | Yes |
| Changes When Lowercased | Yes |
| Changes When NFKC Casefolded | Yes |
| NFKC Casefold | "ḁ" U+1E01 Latin Small Letter A with Ring Below |
| NFKC Simple Casefold | "ḁ" U+1E01 Latin Small Letter A with Ring Below |
| 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 |