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Dotted circle

In Unicode, the dotted circle () is a non-significant typographic character used to illustrate the effect of a combining mark, such as a diacritic mark.[1] It can also be used to indicate a spot where a character ought to be, but it is seldom used for anything else.


A Unicode combining mark combines with a preceding character. When used as stand-alone, it would combine unintentionally with a preceding character (possibly a space):

Using the generic dotted circle character also shows the relative positioning of the diacritic.


  1. ^ "Chapter 17. About the Code Charts" (PDF). The Unicode Standard. Version 6.2. Unicode, Inc. 2012-09-26. p. 273. Retrieved 2015-03-28. Combining characters are shown with a dotted circle. […] the relative position of the dotted circle indicates an […] approximate location of the base character in relation to the combining mark. […]

See also