impermeable membrane
[/ɪmˈpɜːrmiəbəl ˈmɛmbreɪn/]
nounfemininepl: impermeable membranes / membranas impermeáveis
membrana impermeável
1. A barrier or layer that does not allow liquids, gases, or other substances to pass through it
The impermeable membrane prevented water from seeping into the basement.
A membrana impermeável impediu que a água infiltrasse no porão.
2. In biology, a selectively impermeable barrier that controls the passage of substances across cell boundaries
The cell's impermeable membrane acts as a filter for nutrient absorption.
A membrana impermeável da célula funciona como filtro para absorção de nutrientes.
3. In construction and engineering, a waterproofing layer used to prevent moisture infiltration
The architect specified an impermeable membrane for the roof to ensure durability.
O arquiteto especificou uma membrana impermeável para o telhado garantir durabilidade.
This term is primarily used in scientific, medical, and technical fields in both Brazil and the United States. In Brazil, it appears frequently in biology textbooks and engineering specifications. The concept is fundamental to understanding cell biology and is taught extensively in Portuguese-speaking educational institutions.
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