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Definitions of tube
  1. noun
    a hollow cylindrical shape

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  2. noun
    (anatomy) any hollow cylindrical body structure
  3. noun
    an electric railway operating below the surface of the ground (usually in a city)
    "in Paris the subway system is called the `metro' and in London it is called the `tube' or the `underground'"
  4. noun
    conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases

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  5. noun
    electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
  6. verb
    convey in a tube
    "inside Paris, they used to tube mail"
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  7. verb
    place or enclose in a tube
  8. verb
    provide with a tube or insert a tube into
  9. verb
    ride or float on an inflated tube
    "We tubed down the river on a hot summer day"
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Definition that contains tube
  • drain tube inserted into a body cavity (as during surgery) to remove unwanted material
  • grape-leaf begonia tuberous or semi-tuberous South African begonia having shallowly lobed ovate leaves and small white flowers
  • friar's-cowl tuberous perennial having a cowl-shaped maroon or violet-black spathe; Mediterranean; Canaries; Azores
  • dracunculus tuberous herbaceous perennials: dragon arum
  • arisarum tuberous or rhizomatous perennial herbs; mainly Mediterranean area
  • maple-leaf begonia tuberous or semi-tuberous South African begonia having shallowly lobed ovate leaves and small white flowers
  • genus dracunculus tuberous herbaceous perennials: dragon arum
  • genus arisarum tuberous or rhizomatous perennial herbs; mainly Mediterranean area
  • mantoux test tuberculin (a derivative of tubercle bacillus) is injected intradermally; a red area appearing 1-3 days later signifies an exposure (past or present) to tubercle bacilli and the need for further testing
  • arisaema tuberous or rhizomatous herbaceous perennials
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