block, blow, bore, brass, drain, drive, duct, flute, gauge, grid, gun, horn, ne, pipe, plate, screen, sed rate, shunt, squib, stem, stent, stop, straw, trump, tubed

barrel, baster, blockage, blowgun, blowpipe, blowtube, blow tube, break seal, buret, burette, canal, channel, chicha, closure, column, cornet, crimper, cromorne, crookes tube, crt screen, crumhorn, curler, diode, dropper, forebrain, french horn, funnel, gavage, glow lamp, glow tube, hookah, intake, klystron, krummhorn, level, mouthpiece, narghile, neon, patent, pentode, petrel, pipage, pipet, pipette, pipe vine, piping, roller, salpinx, sheesha, shisha, sieve tube, siphon, snorkel, stoppage, syphon, test tube, tetrode, triode, trombone, trumpet, tubal, tube-shaped, tubeless, tubelike, tube well, tubule, vessel, wellpoint, well point, windpipe

acorn tube, alembic, atresia, blasting cap, burned-out, calean, caliber, calibre, cannula, cannulate, cannulise, cannulize, canulate, cartridge fuse, catheter, cathode ray, clarinet, cochlea, color tube, colour tube, control grid, de forest, distortion, drilling pipe, drinking straw, driven well, extrusion, eye dropper, fimbria, fistular, fistulate, fistulous, forced feeding, geiger tube, gun barrel, hair curler, inner tube, introitus, intubate, kalian, kinescope, klein bottle, magnetron, micropyle, mosaic, nargileh, neon lamp, neon tube, neural tube, occlusion, orthicon, pea shooter, picture tube, pitot tube, safety fuse, salverform, silencer, speaking tube, spinal cord, tickler coil, trachea, transverse flute, vasiform, venturi, water pipe, x-ray tube

abney level, ambulacrum, a battery, b battery, cannulation, canulation, capillary, cathode-ray tube, collimator, crystal counter, cylindrical, c battery, echinoderm, electron gun, fluorescent lamp, gastrogavage, geiger counter, genlisea, hubble-bubble, intubation, kaleidoscope, lee de forest, percolator, salpingitis, sea cucumber, spirit level, sympetalous, terebella, tobacco pipe, torpedo tube, tricolor tube, tricolour tube, tubeless tire, water level

boron counter tube, cannulisation, cannulization, canulisation, canulization, capillary tube, cigarette holder, color tv tube, colour tv tube, epithelial duct, eudiometer, evacuated, gamopetalous, holothurian, hubbly-bubbly, hydraulic system, image orthicon, liebig condenser, masdevallia, nasotracheal tube, prosencephalon, rectifying tube, rectifying valve, television tube, terebellidae, tracheostomy, tracheotomy, tubal pregnancy, water scorpion

alpha fetoprotein, alpha foetoprotein, capillary tubing, dacryocystitis, medulla spinalis, nasogastric feeding, neon induction lamp, proportional counter, scintillation counter, sedimentation rate, tubular cavity

alcohol thermometer, chromatography column, color television tube, colour television tube, electron multiplier, genus masdevallia, genus terebella, mercury thermometer, proportional counter tube, semicircular canal, television pickup tube, the father of radio

family terebellidae, ligamentum teres uteri, tricolor television tube, tricolour television tube

aristolochia macrophylla, cockcroft and walton accelerator, erythrocyte sedimentation rate