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tube Definition

tube (to̵̅o̅b, tyo̵̅o̅b)

noun

    1. a hollow cylinder or pipe of metal, glass, rubber, etc., usually long in proportion to its diameter, used for conveying fluids, etc.
    2. an instrument, part, organ, etc. resembling a tube bronchial tubes, eustachian tubes
    3. a fallopian tube: usually used in pl.
  1. a rubber casing inflated with air and used, esp. formerly, with an outer casing to form an automotive tire
  2. a cylindrical container made of thin, pliable metal, plastic, etc., fitted at one end with a screw cap, and used for holding pastes or semiliquids, which can be squeezed out
    1. electron tube
    2. vacuum tube
    1. a tubular tunnel for a railroad, subway, etc.
    2. Brit. an underground electric railway; subway
  3. Bot. the lower, united part of a gamopetalous corolla or a gamosepalous calyx
  4. Elec. the tubular space bounded by the lines of electric or magnetic force passing through every point on a closed curve on the outside of a charged body

Etymology: Fr < L tubus, a pipe

transitive verb tubed, tub·ing

  1. to provide with, place in, or pass through a tube or tubes
  2. to make tubular

tube Related Forms

tube·like′ adjective

tube Idioms

down the tube

or down the tubes

Informal in or into a condition of failure, defeat, etc.

the tube

Informal television

tube Synonyms

tube

n.

  1. A hollow cylinder

    conduit, hose, test tube, tubing, tunnel, loom, subway; see also pipe 1.

  2. A pliable container

    package, paste tube, squeeze tube; see container.

  3. An electronic device

    cell, vacuum tube, electron tube, electronic tube; see device 1, machine 1.

    Electronic tubes include: electric eye, electron tube, vacuum tube, neon tube, neon light, fluorescent tube, fluorescent light, radio tube, television tube, cathode ray tube, X-ray tube, photoelectric tube, photoelectric cell, thermionic tube, thermionic valve, converter, gas tube, vapor tube, focus tube, high pressure tube, low pressure tube.

  4. Specialized tubes include: Geissler tube, Crookes tube, Venturi tube, Geiger-Müller tube, Braun tube, traveling wave tube, negative grid electron tube, photomultiplier tube, X-ray diffraction tube, grid-seal tube, disk-seal tube, grid-glow tube, glow-discharge tube, multigrid tube, multiplex tube, mercury-vapor tube, triode, tetrode, thyratron, phasitron, diode, pentagrid, klystron, ignatron, magnetron, exitron.

tube Usage Examples

Converse of object

  • torpedo: Obvious what we are looking for and yes there are the two large scoops of the torpedo tubes.
  • insert: You will have a fine plastic tube inserted through your nose into the stomach to stop you from being sick.
  • galvanize: Frame - Pre galvanized 60mm diameter steel tube of slot together design ( 10 pieces ).
  • shrink: Use of a heat gun will shrink the tube to about 60 % of the original size.

Adjective modifier

  • fluorescent: An artist has won a twenty thousand pound prize for placing fluorescent tubes under a power line.
  • Fallopian: The fallopian tubes carry eggs from the ovaries to the uterus.
  • Eustachian: It can be caused by excess ear wax, blocked eustachian tubes, pressure damage or aging.
  • nasogastric: Management involves drainage via a nasogastric tube ( tube passed through the nose into the stomach ) and maintaining body fluid via a drip.
  • endotracheal: Expert guidance is that two doses of surfactant should be given, 12 hours apart via the endotracheal tube.
  • phreatic: However a large, muddy, phreatic tube leads back up out of the chamber.

Modifies a noun

  • defect: However to prevent neural tube defects, supplemental folate must be taken early in gestation.
  • station: The Bank tube station on the Northern line is the closest to the Bank of England Museum.
  • feeding: He was always in a darkened room because heâs light-sensitive, with a sick bowl, with constant tube feeding, not moving.
  • fed: They kept saying, " I couldn't do that " , as I had a boy at the time who was tube fed.

Noun used with modifier

  • cathode: The PPI image from a high intensity cathode ray tube was projected on to the film through a focusing lens.
  • diffusion: Diffusion tubes can also provide valuable data for Stage III.
  • ray: The PPI image from a high intensity cathode ray tube was projected on to the film through a focusing lens.
  • tracheostomy: There are an increasing number of reports of barotrauma to patients with endotracheal and tracheostomy tubes.
  • vacuum: Today vacuum tubes comprise only 18 % of the market, with flat plate panels taking a massive 82 % .
  • cardboard: Use a cardboard tube to open up one end of the sock with the other end of the sock chopped off.

Browse dictionary entries near tube

  1. tubby
  2. tubate
  3. tubal ligation
  4. Tubal-cain
  5. tubal
  6. tubaist
  7. tuba
  8. tub-thumper
  9. tub chair
  10. tub
  1. tube foot
  2. tube pan
  3. tube sock
  4. tube top
  5. tubeless tire
  6. tubenose
  7. tuber
  8. tubercle
  9. tubercle bacillus
  10. tubercular