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Noun tube has 5 senses
  1. tube, tubing - conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases
    --1 is a kind of conduit
    --1 has particulars:
     barrel, gun barrel; blowgun, blowpipe, blowtube, blow tube; blowtube, blow tube, blowpipe; cannula; capillary, capillary tube, capillary tubing; catheter; cigarette holder; coil; column, chromatography column; drain; hose, hosepipe; inner tube; mouthpiece; pea shooter; pipe, pipage, piping; pipe, tobacco pipe; silencer; siphon, syphon; speaking tube; stem; stent; straw, drinking straw; test tube; torpedo tube; venturi; well point, wellpoint
    Derived form: verb tube4
  2. tube, vacuum tube, thermionic vacuum tube, thermionic tube, electron tube, thermionic valve - electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
    --2 is a kind of electronic device
    --2 is a part of circuit, electrical circuit, electric circuit
    --2 has parts:
     anode; cathode; electrode; grid, control grid; plate
     --2 has particulars:
     acorn tube; diode, rectifying tube, rectifying valve; electron multiplier; gas-discharge tube; klystron; magnetron; pentode; television-camera tube, television pickup tube; tetrode; triode; X-ray tube
  3. pipe, tube - a hollow cylindrical shape
    --3 is a kind of cylinder
    Derived form: verb tube4
  4. tube, tube-shaped structure - (anatomy) any hollow cylindrical body structure
    --4 is a kind of structure, anatomical structure, complex body part, bodily structure, body structure
    --4 has particulars: tubule; salpinx; cochlea; vessel, vas
    Derived forms: verb tube4, verb tube2, verb tube1
  5. metro, subway, tube, underground - electric underground railway
    --5 is a kind of railway, railroad, railroad line, railway line, railway system
,Verb tube has 4 senses
  1. tube - provide with a tube or insert a tube into
    --1 is one way to     supply, provide, render, furnish
    Derived form: noun tube4
    Sample sentence:
    Somebody ----s something
  2. tube - convey in a tube; "inside Paris, they used to tube mail"
    --2 is one way to     bring, convey, take
    Derived forms: noun tube4, noun tubing1
    Sample sentence:
    Somebody ----s something
  3. tube - ride or float on an inflated tube; "We tubed down the river on a hot summer day"
    --3 is one way to     ride
    Sample sentences:
    Somebody ----s
    Somebody ----s PP
  4. tube - place or enclose in a tube
    --4 is one way to     envelop, enfold, enwrap, wrap, enclose
    Derived forms: noun tube4, noun tube3, noun tube1
    Sample sentence:
    Somebody ----s something
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