lightningproof

English

Etymology

From lightning +‎ -proof.

Adjective

lightningproof (comparative more lightningproof, superlative most lightningproof)

1. Resistant to lightning.
   • 1931, Popular Science, volume 119, number 3, page 26:

     Dr. Kurt Urban, most shocked man in the world, on roof of Mt. Generoso lightningproof cabin.