The bottom does not generally descend as low as the lowercase descender value. Visually center between lowercase n and o . This is both a centering period Math operator and a punctuation character used in the Catalan language. With Spanish and Catalan keyboards this character is commonly used as a mid dot to separate lowercase and uppercase L characters that are not part of the same syllable in a word. In many typefaces the period character maybe considered too large to be used as a mid dot in the Catalan language and a substitute glyph for the lowercase l and uppercase L would be more appropriate.
OpenType fonts support glyph substitution.
Vertically centers on the uppercase L height. Vertically centers on the lowercase l height. In the majority of modern uses these names are synonymous for a three dot leader. Visually center between lowercase n and o . Visually center between lowercase n and o .