Latin Capital Letter O With Macron Letter
Ō is a Latin letter O with a macron, used for long-vowel or marked O in many text systems.
U+014C
Ō (U+014C) is the uppercase form of O with a macron. It’s commonly needed when you want precise spelling, transliteration, or typographic correctness.
Latin Capital Letter O With Macron Letter Meaning
Ō is the Latin capital letter O with a macron (a horizontal bar over O). The macron typically indicates a vowel that should be pronounced longer or marked according to a specific romanization or orthography. You’ll encounter Ō in romanized spellings, proper names, linguistic examples, and typography where diacritics must be represented exactly. Because it’s a distinct Unicode character, it may not appear correctly if you use a plain O instead. For reliable copying and rendering, use the provided character itself or the official Unicode/HTML/CSS escapes.
Common uses
- •Copying or writing romanized words and names that use a long O (Ō)
- •Displaying correct diacritic typography in documents and style guides
- •Labeling linguistic examples and pronunciation notes in articles
- •Using precise characters in subtitles, captions, and localization files
- •Programming and web design where Unicode diacritics must be accurate
Examples
Ō — Latin Capital Letter O with Macron
- ŌŌsaka
- ŌTōkyō
- ŌMāori pronunciation: Ō
- ŌThe vowel marked with a macron: Ō
- ŌName: Ōtani
Variations
Technical codes
| Unicode | U+014C | |
| HTML Entity | Ō | |
| HTML Code | Ō | |
| CSS | \014C |
FAQ
What does the Latin Capital Letter O With Macron letter mean?
Ō is the Latin capital letter O with a macron (a horizontal bar over O). The macron typically indicates a vowel that should be pronounced longer or marked according to a specific romanization or orthography. You’ll encounter Ō in romanized spellings, proper names, linguistic examples, and typography where diacritics must be represented exactly. Because it’s a distinct Unicode character, it may not appear correctly if you use a plain O instead. For reliable copying and rendering, use the provided character itself or the official Unicode/HTML/CSS escapes.
How do I type Ō on my keyboard?
It depends on your OS and keyboard settings. The most reliable method is to copy Ō from this page or use its Unicode/escape forms (U+014C).
What Unicode character is Ō?
Ō is Unicode U+014C, named “LATIN CAPITAL LETTER O WITH MACRON.”
Can I use a normal 'O' instead of Ō?
Not if you need the macron-marked spelling. A plain 'O' (U+004F) is a different character and may change meaning or pronunciation in romanized text.
How can I insert Ō in HTML or CSS?
In HTML, use Ō. In CSS/JS escapes, you can use \\014C or \\u{014C} as provided.