Englishfor English speakers
insulation
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noun
the state of being isolated or detached
the insulation of England was preserved by the English Channel
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noun
the act of protecting something by surrounding it with material that reduces or prevents the transmission of sound or heat or electricity
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noun
(= insulating material)
a material that reduces or prevents the transmission of heat or sound or electricity
failure
Noun
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A failure is someone or something that fails, or does not achieve a goal.
I was a failure at my first job.
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A failure is an attempt that does not succeed.
The rocket launch was a failure because of bad weather.