adv., adj., & v.
adv. (also farther esp. with ref. to physical distance) 1 to or at a more advanced point in space or time (unsafe to proceed further). 2 at a greater distance (nothing was further from his thoughts). 3 to a greater extent, more (will enquire further). 4 in addition; furthermore (I may add further).
adj. (also farther) 1 more distant or advanced (on the further side). 2 more, additional, going beyond what exists or has been dealt with (threats of further punishment).
v.tr. promote, favour, help on (a scheme, undertaking, movement, or cause). further education Brit. education for persons above school age but usu. below degree level. further to formal following on from (esp. an earlier letter etc.). till further notice (or orders) to continue until explicitly changed. furtherer n. furthermost adj.
[ OE furthor (adv.), furthra (adj.), fyrthrian (v.), formed as FORTH, -ER(3) ]