- Tube means a hollow cylinder.
An example of a tube is manicotti pasta.
- The definition of a tube is a pliable container with a screw cap at one end to keep it closed.
An example of tube is the container that toothpaste comes in.
tube definition by Webster's New World
- a hollow cylinder or pipe of metal, glass, rubber, etc., usually long in proportion to its diameter, used for conveying fluids, etc.
- an instrument, part, organ, etc. resembling a tube: bronchial tubes, eustachian tubes
- a fallopian tube: usually used in pl.
- a rubber casing inflated with air and used, esp. formerly, with an outer casing to form an automotive tire
- 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
- electron tube
- vacuum tube
- a tubular tunnel for a railroad, subway, etc.
- Brit. an underground electric railway; subway
- Bot. the lower, united part of a gamopetalous corolla or a gamosepalous calyx
- 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
Origin: French ; from Classical Latin tubus, a pipe
- tubelike adjective
tube definition by American Heritage Dictionary
- a. A hollow cylinder, especially one that conveys a fluid or functions as a passage.b. An organic structure having the shape or function of a tube; a duct: a bronchial tube.
- A small flexible cylindrical container sealed at one end and having a screw cap at the other, for pigments, toothpaste, or other pastelike substances.
- Music The cylindrical part of a wind instrument.
- Electronics a. An electron tube.b. A vacuum tube.
- Botany The lower, cylindrical part of a gamopetalous corolla or a gamosepalous calyx.
- Chiefly British a. An underground railroad tunnel.b. An underground railroad system, especially the one in London, England.
- A tunnel.
- a. An inner tube.b. An inflatable tube or cushion made of rubber or plastic and used for recreational riding, as behind a motor boat or down a snow-covered slope.
- Informal a. Television: What's on the tube?b. A television set.
- tubes Informal The fallopian tubes.
- To provide with a tube; insert a tube in.
- To place in or enclose in a tube.
Origin: French, from Old French, from Latin tubus.
tube - Computer Definition
tube - Medical Definition
- A hollow cylinder, especially one that conveys a fluid or functions as a passage.
- An anatomical structure or organ having the shape or function of a tube; a duct.
tube - Phrases/Idioms
down the tubeor down the tubes