noise barrier

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English

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Noun

noise barrier (plural noise barriers)

  1. Synonym of sound barrier (sense 2).
    Synonym: acoustic barrier
    • 2022 November 16, Mel Holley, “DfT orders actions to keep HS2 costs under control”, in RAIL, number 970, page 15:
      Over the next three years, the 1.9 [?] cubic metres of spoil extracted will be reused for embankments, noise barriers and landscaping.