nonabsorptive

/ˌnɑnəbˈzɔːrptɪv/
adjective
  1. Not capable of absorbing liquids or light; not taking in substances.
    • The nonabsorptive surface of the countertop resists stains.
    • Scientists developed a nonabsorptive material for waterproof packaging.
    • This nonabsorptive coating keeps the metal from rusting.
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