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tube
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- pronunciation:
- tub
| part of speech: |
noun |
| definition 1: |
a long, hollow piece of glass, metal, or rubber used to hold or carry liquids or gases.
The scientist heated the chemicals in a tube over a flame.A tube that you drink through is called a straw.
- synonyms:
- duct, pipe
- similar words:
- channel, drain, hose, line, main, siphon, spout, straw
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| definition 2: |
anything shaped like such a tube.
Long tubes carry heat to all the rooms in the house.- synonyms:
- roll
- similar words:
- barrel, chimney, flue, pillar, pipe, shaft, shoot, tunnel
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| definition 3: |
a small, soft container that is sealed at one end and closed with a cap on the other end. The contents of such a tube are removed by squeezing.
This tube of toothpaste is almost empty.
- similar words:
- container
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| related words: |
canal |
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| derivation: |
tubelike (adj.) |
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