Tube ¹

Definition: A hollow cylinder, of any material, used for the conveyance of fluids, and for various other purposes; a pipe.

Tube ²

Definition: A telescope.

Tube ³

Definition: A vessel in animal bodies or plants, which conveys a fluid or other substance.

Tube ⁴

Definition: The narrow, hollow part of a gamopetalous corolla.

Tube ⁵

Definition: A priming tube, or friction primer. See under Priming, and Friction.

Tube ⁶

Definition: A small pipe forming part of the boiler, containing water and surrounded by flame or hot gases, or else surrounded by water and forming a flue for the gases to pass through.

Tube ⁷

Definition: A more or less cylindrical, and often spiral, case secreted or constructed by many annelids, crustaceans, insects, and other animals, for protection or concealment. See Illust. of Tubeworm.

Tube ⁸

Definition: One of the siphons of a bivalve mollusk.

Tube ⁹

Definition: To furnish with a tube; as, to tube a well.

tube ¹⁰

Definition: electric underground railway

tube ¹¹

Definition: conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases

tube ¹²

Definition: electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope

tube ¹³

Definition: (anatomy) any hollow cylindrical body structure

tube ¹⁴

Definition: a hollow cylindrical shape

tube ¹⁵

Definition: place or enclose in a tube

tube ¹⁶

Definition: ride or float on an inflated tube; "We tubed down the river on a hot summer day"

tube ¹⁷

Definition: convey in a tube; "inside Paris, they used to tube mail"

tube ¹⁸

Definition: provide with a tube or insert a tube into