释义 |
noun Building Trades.a layer of material, as plastic film or foil, used to protect installed insulation by retarding the transmission of moisture from the interior environment. Origin of vapor barrierFirst recorded in 1940–45 Words nearby vapor barriervape, vape pen, Vaphio, vapid, vapor, vapor barrier, vaporescence, vaporetto, vaporific, vaporimeter, vaporing Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |