Circle symbol

Circle symbol may refer to (in ascending order of size, approximately):

• ˚, ring diacritic
• ◦, white bullet
• ∘, function composition
• °, degree symbol
• º, masculine ordinal indicator
• ^o, music symbol denoting either a diminished triad or diminished seventh chord
• ^o, superscript lowercase letter o
• ○, white circle Unicode symbol
• ◌, dotted circle
• oοо, lowercase vowel letters in the Latin, Greek (omicron), and Cyrillic alphabets
• 𐤏, Semitic/Phoenician letter Ayin, the ancestor of the Greek, Latin, Cyrillic etc. letters
• OΟО, uppercase vowel letters in the Latin, Greek, and Cyrillic alphabets
• ⭘, heavy circle Unicode symbol
• ◯, O mark, large circle Unicode symbol