Steer (anag) (5)
(Other definitions for terse that I've seen before include "Concise about trees" , "Of speech, short and pithy" , "Curt - abrupt" , "Brusque, concise" , "Pithy among trees" .)
(Other definitions for reset that I've seen before include "button on electronic device?" , "Replanted" , "Turn back to zero" , "Adjust (eg clock, tuning)" , "Restore to required state" .)