non-@acronym{ASCII} characters and is the default fallback for the
other two fontsets, and if you set a default font rather than fontset.
However it does not specify font family names, so results can be
-somewhat random if you use it directly. The standard fontset merely
-falls back on the default fontset without defining any modifications
-of its own, and is defined for backwards compatibility. You can
-specify use of the standard fontset with the @samp{-fn} option. For
-example,
+somewhat random if you use it directly. You can specify use of a
+specific fontset with the @samp{-fn} option. For example,
@example
emacs -fn fontset-standard
You can also specify a fontset with the @samp{Font} resource (@pxref{X
Resources}).
+ If no fontset is specified for use, then Emacs uses an
+@acronym{ASCII} font, with @samp{fontset-default} as a fallback for
+characters the font does not cover. The standard fontset is only used if
+explicitly requested, despite its name.
+
A fontset does not necessarily specify a font for every character
code. If a fontset specifies no font for a certain character, or if it
specifies a font that does not exist on your system, then it cannot