adj. 1.existing or coming by way of addition 2.more distant in especially degree further adv. 1.to or at a greater extent or degree or a more advanced stage (`further' is used more often than `farther' in this abstract sense) 2.in addition or furthermore 3.to or at a greater distance in time or space (`farther' is used more frequently than `further' in this physical sense) further v. 1.promote the growth of 2.contribute to the progress or growth of