adverb
to or at a more distant place or time :farther
to a greater degree or extent
formal :in addition to what has been said :furthermore
further to
Brit formal - used in a letter to refer to a subject discussed in a previous letter or conversation
adjective
additional, more
more distant :farther
verb
-thers; -thered; -thering
[+ obj] :to help the progress of (something) :to cause (something) to become more successful or advanced