U+1E53 "ṓ" Latin Small Letter O with Macron and Acute Unicode Character
U+1E53 "ṓ" Latin Small Letter O with Macron and Acute is a composite glyph used primarily in Latin transcription and transliteration systems for languages that require precise vowel length and tone marking, such as in the romanization of Ancient Greek, where it can represent a long vowel with a high or rising pitch accent. It combines the base Latin letter "o" with a macron above to indicate a long vowel sound and an acute accent to specify stress or pitch, making it valuable for scholarly works in linguistics, phonetics, and historical language reconstruction. This character is encoded in the Unicode Latin Extended Additional block and is typically employed in specialized text rather than in common modern language usage, ensuring accurate representation of nuanced phonetic distinctions.
General Properties
| Code Point | U+1E53 |
| Version Added | 1.1 |
| Name | Latin Small Letter O with Macron and Acute |
| Block | Latin Extended Additional |
| General Category | Lowercase Letter |
| Canonical Combining Class | Not Reordered |
| Bidirectional Class | Left To Right |
| Decomposition Type | Canonical |
| Decomposition Mapping | "ō" U+014D Latin Small Letter O with Macron "́" U+0301 Combining Acute Accent |
Encodings
| HTML Decimal Encoding | ṓ |
| HTML Hex Encoding | ṓ |
| UTF-8 Encoding | 0xE1 0xB9 0x93 |
| UTF-16 Encoding | 0x1E53 |
| UTF-32 Encoding | 0x00001E53 |
| C/C++/Java Escape | \u1e53 |
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 | "Ṓ" U+1E52 Latin Capital Letter O with Macron and Acute |
| Simple Titlecase Code Point | "Ṓ" U+1E52 Latin Capital Letter O with Macron and Acute |
| Uppercase Code Point | "Ṓ" U+1E52 Latin Capital Letter O with Macron and Acute |
| Titlecase Code Point | "Ṓ" U+1E52 Latin Capital Letter O with Macron and Acute |
| 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 |