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О

Cyrillic Capital Letter O Letter

О is the Cyrillic capital letter O, used in many Cyrillic-based writing systems.

U+041E

The symbol “О” is the Cyrillic capital letter O. It has a specific Unicode code point (U+041E) for reliable copy and display. Use the code examples below to paste or generate it in web and app contexts.

Cyrillic Capital Letter O Letter Meaning

“О” (Cyrillic capital letter O) represents the Cyrillic letter corresponding to the “O” sound in languages that use the Cyrillic alphabet. It is distinct from the Latin capital “O” and from the Cyrillic lowercase “о”, so case and script matter in names, labels, and search text. In text, it functions like any alphabetic character: forming words, initials, and headings. Because it is encoded in Unicode as U+041E, it can be handled consistently across browsers, operating systems, and fonts when the required Cyrillic-capable font is available.

Common uses

  • Writing names and proper nouns that use Cyrillic spelling
  • Labeling headings or titles in Cyrillic-based content
  • Creating UI text for Cyrillic locales (capital “O” forms)
  • Building search fields and filters that must match exact characters
  • Generating Cyrillic content in HTML/CSS/JavaScript with Unicode escapes

Examples

О (Cyrillic Capital Letter O)

  • ООлег
  • ООльга
  • ООБРАЗЕЦ
  • ООТЧЕТ 2026
  • ОПРОЕКТ О

Variations

Technical codes

UnicodeU+041E
HTML EntityО
HTML CodeО
CSS\041E

FAQ

What does the Cyrillic Capital Letter O letter mean?

“О” (Cyrillic capital letter O) represents the Cyrillic letter corresponding to the “O” sound in languages that use the Cyrillic alphabet. It is distinct from the Latin capital “O” and from the Cyrillic lowercase “о”, so case and script matter in names, labels, and search text. In text, it functions like any alphabetic character: forming words, initials, and headings. Because it is encoded in Unicode as U+041E, it can be handled consistently across browsers, operating systems, and fonts when the required Cyrillic-capable font is available.

Is “О” the same as the Latin letter “O”?

No. “О” is Cyrillic Capital Letter O (Unicode U+041E). The Latin capital “O” is a different character, even though they look similar.

How do I type or insert “О” in HTML?

You can use the HTML entity: О or paste the character directly if your editor supports Cyrillic.

What is the Unicode code point for “О”?

The Unicode code point is U+041E, named “CYRILLIC CAPITAL LETTER O”.

How can I generate “О” in JavaScript?

Use the Unicode escape: \\u{041E}.