impermeable
part of speech
adjective (impermeable, more impermeable)
meaning for a pupil
1) Impermeable means not letting water, air or other liquids and gases pass through. tree →
2) (figurative) Impermeable can describe a person who is not affected by something, like criticism. tree →
sense in the lessons
In science lessons on materials, students test which materials are permeable (let water through) and which are impermeable, for example plastic, glass and rubber. In geography, clay and granite are impermeable rocks, so rain runs off them and causes floods. A raincoat must be impermeable. Phrases: «impermeable to water», «impermeable rock», «impermeable layer».
examples
- A raincoat is made of impermeable material. tree →
- Clay is impermeable, so water collects on top of it. tree →
- We tested paper, foil and cotton to see which was impermeable. tree →
- The pond liner is impermeable to water. tree →
- Glass is impermeable, but a sponge is not. tree →
- Water ran off the impermeable concrete into the drains. tree →
- She seemed impermeable to the teasing and just smiled. tree →
note
Opposite: «permeable» (lets liquids through). Similar words: «waterproof», «watertight». Prefix «im-» means «not». Followed by «to»: «impermeable to water».
Trees and pragmatics
Every meaning and example of «impermeable» parsed by Mova, each sentence with its dependency tree and frames.