O Unicode subscripts and superscripts Ordinal indicator Octonion Enclosed Alphanumeric Supplement Fraktur Enclosed Alphanumerics Ɵ Ö Oʻ Õ Ó Ò Ǫ Ơ ⱺ Breve Inverted breve Ø O͘ Open-mid back rounded vowel Mid back rounded vowel Open O O' Ǫ́ Ꝍ Mid front rounded vowel Circumflex Bilabial click Macron (diacritic) Nasal vowel Double grave accent Vietnamese alphabet Ogonek Mid central vowel Dot (diacritic) Finno-Ugric transcription Diethyl ether Double acute accent R-colored vowel Livonian language International Phonetic Alphabet Hook above Cedilla Ring (diacritic) Scribal abbreviation Shift Out and Shift In characters Nasal bilabial click Caron Small caps O,O′-Diacetyldopamine P&O…

O O,O′-Dipivaloyldopamine O (disambiguation) O visa O-methylated flavonoid O Antiphons O-GlcNAc O A e o Z Douglas O-38 O-Acetylbufotenine O class O line O series Pui O Big O O lucenti, o sereni occhi O Come, O Come, Emmanuel Tai O Big O notation Haplogroup O-M119 Ping-O-Tronic O-Pivalylbufotenine O. Henry Award Yeshe-Ö O Tannenbaum O-ring O (Cyrillic) O Tempo e o Vento Ó Paí, Ó Flavanone 7-O-glucoside 2"-O-beta-L-rhamnosyltransferase Sunn O))) O Ta-ryŏn O schöner Mai! Five Pointe O Lycoming O-3

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