n. The diacritic [.], placed under a character in various transliterations for various purposes, such as for representing the emphatic consonants of Arabic and the retroflex consonants of Sanskrit. It has no IPA...

When used as a diacritic mark, the term dot is usually reserved for the Interpunct ( · ), or to the glyphs 'combining dot above' (  ̇ ) and 'combining dot below' (  ̣ ) which may be combined with some letters of the extended Latin...