impermeable
[ im-pur-mee-uh-buh l ]
/ ɪmˈpɜr mi ə bəl /
adjective
not permeable; impassable.
Chemistry, Geology.
(of porous substances, rocks, etc.) not permitting the passage of a fluid through the pores, interstices, etc.
Origin of impermeable
OTHER WORDS FROM impermeable
im·per·me·a·bil·i·ty, im·per·me·a·ble·ness, noun im·per·me·a·bly, adverbWORDS THAT MAY BE CONFUSED WITH impermeable
impermeable imperviousWords nearby impermeable
imperil,
imperious,
imperishable,
imperium,
impermanent,
impermeable,
impermissible,
impers.,
imperscriptible,
impersonal,
impersonalism
Example sentences from the Web for impermeability
The impermeability of plastic clay to water is a characteristic which is important for many purposes.
The Natural History of Clay |Alfred B. SearleIt is only when in combination that it exhibits this impermeability to the obscure rays.
The Glaciers of the Alps |John TyndallThe fused portion fills the pores or interstices of the material, making—when cold—a ware of great strength and impermeability.
The Natural History of Clay |Alfred B. SearleThe integrity and impermeability of this asphalt coat are quite as vital as constant saturation.
British Dictionary definitions for impermeability
impermeable
/ (ɪmˈpɜːmɪəbəl) /
adjective
(of a substance) not allowing the passage of a fluid through interstices; not permeable
Derived forms of impermeable
impermeability or impermeableness, noun impermeably, adverbMedical definitions for impermeability
impermeable
[ ĭm-pûr′mē-ə-bəl ]
adj.
Impossible to permeate; not permitting passage.
Other words from impermeable
im•per′me•a•bil′i•ty null n.Scientific definitions for impermeability
impermeable
[ ĭm-pûr′mē-ə-bəl ]
Relating to a material through which substances, such as liquids or gases, cannot pass. Some substances, such as some types of contact lenses, are permeable to gas but impermeable to liquid.