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bombproof

Definitions of bombproof
  1. adjective
    able to resist the explosive force of bombs and shells
    bombproof shelter”
    synonyms: shellproof
    invulnerable
    immune to attack; impregnable
  2. verb
    make safe against bombings
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    type of:
    proof
    make resistant (to harm)
  3. noun
    a chamber (often underground) reinforced against bombing and provided with food and living facilities; used during air raids
    synonyms: air-raid shelter, bomb shelter
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    type of:
    chamber
    a natural or artificial enclosed space
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