| Main Entry: | tube |
| Part of Speech: | noun |
| Definition: | hose |
Synonyms: |
cannula, chute, conduit, cylinder, duct, pipe, pipeline, pipette, straw, subway, tunnel |
| 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: | 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: | duct |
| Part of Speech: | noun |
| Definition: | channel, pipe |
Synonyms: |
aqueduct, canal, conduit, course, funnel, passage, tube, vessel, watercourse |
| Main Entry: | flue |
| Part of Speech: | noun |
| Definition: | pipe |
Synonyms: |
channel, chimney, duct, exhaust pipe, passage, smoke duct, tube, vent |
| Main Entry: | gutter |
| Part of Speech: | noun |
| Definition: | ditch |
Synonyms: |
channel, conduit, culvert, dike, drain, duct, eaves, fosse, funnel, gully, moat, pipe, runnel, sewer, sluice, spout, sulcation, trench, trough, tube, watercourse |
| Main Entry: | railroad |
| Part of Speech: | noun |
| Definition: | train line |
Synonyms: |
elevated railway, line, metro, monorail, rail line, railway, streetcar line, subway, tracks, trolley line, tube, underground railway |
| Main Entry: | television |
| Part of Speech: | noun |
| Definition: | visual and audio entertainment transmitted via radio waves |
Synonyms: |
TV, TV set, audio, baby-sitter, boob tube, box*, eye*, idiot box, receiver, small screen, station, telly, tube, vid, video |
| Main Entry: | trench |
| Part of Speech: | noun |
| Definition: | ditch, channel dug in earth |
Synonyms: |
arroyo, canal, cut, depression, dike, drain, drill, dugout, earthwork, entrenchment, excavation, fosse, foxhole, furrow, gorge, gulch, gully, gutter, hollow, main, moat, pit, rut, sink, trough, tube, waterway |