impermeable
pronunciation
How to pronounce impermeable in British English:
UK [ɪmˈpɜ:miəbl]
How to pronounce impermeable in American English:
US [ɪmˈpɜrmiəbl]
-
- Adjective:
- preventing especially liquids to pass or diffuse through
Word Origin
- impermeable (adj.)
- 1690s, from French imperméable, from Late Latin impermeabilis, from assimilated form of in- "not, opposite of" (see in- (1)) + permeabilis (see permeable).
Example
- 1. Yet the methods of culturing and studying human cells have traditionally been carried out in two dimensions on flat impermeable surfaces .
- 2. It insists that the chinese walls separating its traders and bankers are always impermeable .
- 3. Landfills without the benefit of a naturally impermeable layer use plastic liners and imported clay .
- 4. Of such close construction as to be impermeable .
- 5. Fracking takes place thousands of feet below the water table , and fracking zones are typically separated from groundwater by fairly impermeable rocks .