hellproof
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English
[edit]Etymology
[edit]Adjective
[edit]hellproof (comparative more hellproof, superlative most hellproof)
- Resistant to hell.
- 1936, American Society for Testing and Materials, Proceedings, volume 36, number 2, page 9:
- A short while after we had published our early experiments with quartz glass, a man in Southern Virginia wrote to suggest that there might be mutual profit for him and for me if we would consider making silica-glass coffins which, he said, ought to be hellproof.