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Synonyms of impermeable

Adjective


1. impermeable (vs. permeable), retentive, water-repellent, water-resistant, impervious#1, imperviable, tight

usage: preventing especially liquids to pass or diffuse through; "impermeable stone"; "an impermeable layer of scum"; "a coat impermeable to rain"

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See also: impermeable (Dictionary)