: Cyrillic letter O with diaeresis Ө ө : Cyrillic letter Oe Ӫ ӫ : Cyrillic letter Oe with diaeresis Ҩ ҩ : Cyrillic letter O-hook Computing codes Exotic glyph variants of Cyrillic O are available only in Unicode: broad Ѻ/ѻ: CYRILLIC CAPITAL LETTER ROUND OMEGA: U+047A CYRILLIC SMALL LETTER ROUND OMEGA: U+047B narrow ᲂ does not just represent itself, but also used in digraph Oy/oy: CYRILLIC SMALL LETTER NARROW O: U+1C82 CYRILLIC CAPITAL LETTER UK: U+0478 (deprecated in favor of combination of Cyrillic letters О and у, U+041E U+0443) CYRILLIC SMALL LETTER UK: U+0479 (deprecated in favor of combination of Cyrillic letters о and у, U+043E U+0443 or U+1C82 U+0443) with a cross inside (Ꚛ/ꚛ): CYRILLIC CAPITAL LETTER CROSSED O: U+A69A CYRILLIC SMALL LETTER CROSSED O: U+A69B doubled Ꚙ/ꚙ: CYRILLIC CAPITAL LETTER DOUBLE O: U+A698 CYRILLIC SMALL LETTER DOUBLE O: U+A699 eyed Ꙩ/ꙩ: CYRILLIC CAPITAL LETTER MONOCULAR O: U+A668 CYRILLIC SMALL LETTER MONOCULAR O: U+A669 two-eyed (Ꙫ/ꙫ, Ꙭ/ꙭ): CYRILLIC CAPITAL LETTER BINOCULAR O: U+A66A CYRILLIC SMALL LETTER BINOCULAR O: U+A66B CYRILLIC CAPITAL LETTER DOUBLE MONOCULAR O: U+A66C CYRILLIC SMALL LETTER DOUBLE MONOCULAR O: U+A66D many-eyed ꙮ: CYRILLIC LETTER MULTIOCULAR O: U+A66E combining O for Church Slavonic abbreviations (as = '(Holy) Trinity'): COMBINING CYRILLIC LETTER O: 2DEA References External links Vowel letters