%default-variablelist-termlength%
When formatting a VariableList, this value is used as the default term length, if no TermLength is specified.
If all of the terms in a list shorter than the term length, the stylesheet may format them "side-by-side" in a table.
Norman Walsh, <ndw@nwalsh.com>
(define %default-variablelist-termlength% ;; Default term length on variablelists 20)