Sentence Examples

  • The clays of the Rolling Downs formation overlie a series of sands and drifts, saturated with water under high pressure, which discharges at the surface as a flowing well, when a borehole pierces the impermeable cover.
  • These are special organs which Lent~eIs interrupt the continuity of the impermeable layer of ordinary cork-cells.
  • But these protective layers are in the main impermeable by gases and by either liquid or vapour, and prevent the access of either to the protoplasts which need them.
  • This large evaporation, which constitutes the so-called transpiration of plants, takes place not into the external air but into this same intercellular space system, being possible only through the delicate cell-walls upon which it abuts, as the external coating, whether bark, cork or cuticle, is impermeable by watery vapour.
  • Rock cannot be proved to have been impermeable to and barred against

How would you define impermeable? Add your definition here.

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