impervious

a material impervious to water.

an impervious layer of basaltic clay.

impervious to gases and liquids

impervious to (all) reason

He was completely impervious to criticism.

he worked, apparently impervious to the heat.

Rubber boots are impervious to water.

This material is impervious to gases and liquids.

She was impervious to his charms.

He remained impervious to all Nell’s sulks and blandishments.

But he was impervious to the veiled criticism.

That's impossible. Rhino's Horn Defence is impervious to any technique.

Zombies, knowing there is no future for them anyway, are impervious to this threat.

Lizards were, and are, largely impervious to the bacteria in rotting carcasses.

These words indicated that the commander pursued a policy impervious to arguments.

Since my watch is impervious to water, I wear it while I swim.

Submerged forests may be impervious to fires, but they remain vulnerable to other sorts of disasters.

That argument only applies if these notional immortals are also invincible, and therefore impervious to accident.

She looked at his face as he came up the steps, that dark nonchalant face, so impervious, so blank.

The real news is death itself, which comes for everyone, immortal or impervious as some may seem.