INNER TUBE

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does inner tube mean? 

• INNER TUBE (noun)
  The noun INNER TUBE has 1 sense:

1. an inflatable rubber tube that fits inside the casing of a pneumatic tire

  Familiarity information: INNER TUBE used as a noun is very rare.

 Dictionary entry details 

• INNER TUBE (noun)

Sense 1

Meaning:

An inflatable rubber tube that fits inside the casing of a pneumatic tire

Classified under:

Nouns denoting man-made objects

Hypernyms ("inner tube" is a kind of...):

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

Holonyms ("inner tube" is a part of...):

pneumatic tire; pneumatic tyre (a tire made of reinforced rubber and filled with compressed air; used on motor vehicles and bicycles etc)

 Context examples 

The puffy outer dust structure is like a donut-shaped inner tube that got hit by a truck.

(Hubble Finds Huge System of Dusty Material Enveloping the Young Star HR 4796A, NASA)