an impermeable membrane
Some raincoats will resist a light shower, but mine is impermeable and will keep me bone dry a downpour!
The word 'impermeable' in French is masculine.
This is an impermeable because it will not allow any fluid to pass through it.
I am not writing a sentence using that word.
I can give you a sentence using the word galaxy.
a sentence using the word endotracheal
This is a sentence using the word aviator.
I am saying a sentence using the word collagen.
This is a sentence using the word monomer. :P
this is a sentence using the word armchair.
Need a sentence using the word crater?
The hunter stalked silently through the forest, eyes trained on its prey.