1. Preventing especially liquids to pass or diffuse through
   "impermeable stone"; "an impermeable layer of scum"; "a coat impermeable to rain"

See also: impermeableness, imperviable, impervious, retentive, tight, water-repellent, water-resistant

Antonym: permeable

Encyclopedia: Impermeable

• hand-to-hand struggle
• hand-to-mouth
• handbag
• handball
• handball court
• handbarrow
• handbasin
• handbasket
• handbell
• handbill
• handbook
• handbow
• handbreadth
• handbuild
• handcar
• handcart
• handclap
• handclasp
• handcolor
• handcolour
• handcraft
• handcuff
• handed
• handed-down
• handedness