Font Glossary
| X-Height: | |
| The height from the baseline to the top of lowercase x. | |
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| X-Line: | |
| The imaginary horizontal line indicating where the tops of lowercase letters that have no ascenders appear to align. The upper boundary of x-height. | |
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| XSF (eXcellent Screen Font): | |
| Linotype has introduced a special hinting procedure (see Hinting) with eXcellent Screen Font. Fonts with XSF hinting are optimised in a complex procedure. This results in fonts with an excellent screen readability especially for Office applications. Linotype offers a selection of OpenType and TrueType fonts with the predicate eXcellent Screen Font (XSF). | |