| Main Entry: | duct |
| Part of Speech: | noun |
| Definition: | channel, pipe |
Synonyms: |
aqueduct, canal, conduit, course, funnel, passage, tube, vessel, watercourse |
| Main Entry: | aqueduct |
| Part of Speech: | noun |
| Definition: | canal |
Synonyms: |
channel, conduit, course, duct, pipeline, water passage, waterworks |
| Main Entry: | artery |
| Part of Speech: | noun |
| Definition: | channel |
Synonyms: |
avenue, boulevard, canal, conduit, corridor, course, duct, highway, line, passage, pathway, road, route, sewer, thoroughfare, track, tube, way |
| Notes: | arteries carry clean oxygenated blood from the heart, veins return impure blood back to the heart, and capillaries connect the ends of arteries to the beginnings of veins |
| Main Entry: | canal |
| Part of Speech: | noun |
| Definition: | waterway |
Synonyms: |
aqueduct, bottleneck, channel, choke point, conduit, course, cove, ditch, duct, estuary, firth, trench, water, watercourse |
| Main Entry: | channel |
| Part of Speech: | noun |
| Definition: | pathway, usually containing water |
Synonyms: |
approach, aqueduct, arroyo, artery, avenue, canal, canyon, carrier, chamber, chase, conduit, course, dig, ditch, duct, fluting, furrow, gouge, groove, gully, gutter, main, means, medium, pass, passage, pipe, raceway, route, runway, sewer, slit, sound, strait, tideway, trough, tube, tunnel, vein, watercourse, way |
| Main Entry: | conduit |
| Part of Speech: | noun |
| Definition: | passage |
Synonyms: |
aqueduct, cable, canal, channel, conductor, course, culvert, duct, flow, flume, gully, gutter, lead-in, lead-out, main, pipe, pipeline, race, sewer, spout, trough, tube, watercourse |
| Main Entry: | course |
| Part of Speech: | noun |
| Definition: | path, channel |
Synonyms: |
aisle, aqueduct, boards, byway, canal, circuit, conduit, direction, duct, flow, groove, itinerary, lap, line, movement, orbit, passage, range, road, route, run, rut, scope, stream, tack, track, trail, trajectory, watercourse, way |
| Main Entry: | culvert |
| Part of Speech: | noun |
| Definition: | ditch for flow of water |
Synonyms: |
canal, channel, conduit, drain, duct, gutter, pipe, watercourse |
| Main Entry: | drain |
| Part of Speech: | noun |
| Definition: | channel through which liquid runs off |
Synonyms: |
cesspool, cloaca, conduit, culvert, ditch, duct, outlet, pipe, sewer, sink, trench, watercourse |
| Main Entry: | flue |
| Part of Speech: | noun |
| Definition: | pipe |
Synonyms: |
channel, chimney, duct, exhaust pipe, passage, smoke duct, tube, vent |