Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Resistant to the passage of time; enduring, immortal.

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

time +‎ -proof

Examples

  • The Daimoni — people of Earth extraction, who came back from somewhere beyond the stars — had helped men build it of weatherproof, rustproof, timeproof, stressproof material.

    Science Fiction Hall of Fame

  • But clouds have an uncomfortable habit of darkening the clearest skies and even sworn friendships are not always timeproof.

    Marjorie Dean, High School Freshman

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