by-pass

By-pass \By"-pass\, n. (Mech.)
   A by-passage, for a pipe, or other channel, to divert
   circulation from the usual course.
   [1913 Webster]
    

124 Moby Thesaurus words for "bypass":
      Autobahn, US highway, alley, alleyway, ambages, arterial,
      arterial highway, arterial street, artery, autoroute, autostrada,
      avenue, avoid, back door, back road, back stairs, back street,
      back way, belt highway, bestride, blind alley, boulevard, burke,
      by-lane, bypath, byroad, bystreet, byway, camino real, carriageway,
      causeway, causey, chaussee, circuit, circumbendibus,
      circumferential, circumnavigate, circumvent, close, corduroy road,
      county road, court, crescent, cross, cul-de-sac, dead-end street,
      detour, deviate, deviation, digress, digression, dike, dirt road,
      drive, driveway, evade, excursion, expressway, ford, freeway,
      get ahead of, get round, give the go-by, go across, go around,
      go by, go round, go round about, gravel road, highroad, highway,
      highways and byways, ignore, interstate highway, lane, local road,
      main drag, main road, make a detour, mews, motorway, overstride,
      parkway, pass, pass by, pass over, pave, paved road, pike, place,
      plank road, primary highway, private road, right-of-way, ring road,
      road, roadbed, roadway, roundabout, roundabout way,
      route nationale, row, royal road, secondary road, shoot ahead of,
      side door, side road, side street, sidestep, skirt, speedway,
      state highway, step over, straddle, street, superhighway, terrace,
      thoroughfare, through street, thruway, toll road, township road,
      turnpike, wynd