oacgr &oacgr; Oacgr &Oacgr; oacute ó Oacute Ó oast ⊛ ocir ⊚ ocirc ô Ocirc Ô ocy о Ocy О odash ⊝ odblac ő Odblac Ő odiv ⨸ odot ⊙ odsold ⦼ oelig œ OElig Œ ofcir ⦿ ofr 𝔬 Ofr 𝔒 ogon ˛ ogr &ogr; Ogr &Ogr; ograve ò Ograve Ò ogt ⧁ ohacgr &ohacgr; OHacgr &OHacgr; ohbar ⦵ ohgr &ohgr; OHgr &OHgr; ohm Ω oint ∮ olarr ↺ olcir ⦾ olcross ⦻ oline ‾ olt ⧀ omacr ō Omacr Ō omega ω Omega Ω omicron ο Omicron Ο omid ⦶ ominus ⊖ oopf 𝕠 Oopf 𝕆 opar ⦷ OpenCurlyDoubleQuote “ OpenCurlyQuote ‘ operp ⦹ oplus ⊕ or ∨ Or ⩔ orarr ↻ ord ⩝ order ℴ orderof ℴ ordf ª ordm º origof ⊶ oror ⩖ orslope ⩗ orv ⩛ oS Ⓢ oscr ℴ Oscr 𝒪 oslash ø Oslash Ø osol ⊘ otilde õ Otilde Õ otimes ⊗ Otimes ⨷ otimesas ⨶ ouml ö Ouml Ö ovbar ⌽ OverBar ‾ OverBrace ⏞ OverBracket ⎴ OverParenthesis ⏜