As you may have noticed, above you will find words for "A chamber, with a roof covered by a deep pile of gravel, within which nuclear warheads may be maintained; in the event of a (non-nuclear) explosion, the roof is weakened and the gravel falls and prevents the escape of nuclear material". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.