X Font Names
Fonts can be specified with X font names on all platforms, and you must use X font names in versions of Tk before Tk 8.0. The name fixed is an example of a short X font name. Other short names might include 6x12, 9x15, or times12. However, these aliases are site-dependent. In fact, all X font names are site dependent because different fonts may be installed on different systems. The only font guaranteed to exist on the UNIX platform is named fixed.
The more general form of an X font name has several components that describe the font parameters. Each component is separated by a dash, and the asterisk (*) is used for unspecified components. Short font names are system-defined aliases for these more complete specifications. Here is ...
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