mind shield n.

a mental barrier that prevents one’s thoughts from being read by a telepath


  • 1938 M. Schere Brain-Storm Vibration in Astounding Science-Fiction May 145/2 page image Moses Schere bibliography

    Then, perhaps, with private detectives—some sort of mind shield—Joshua, you must remember.

  • 1940 A. E. van Vogt Slan in Astounding Science Fiction Nov. 132/2 page image A. E. van Vogt bibliography

    You will lower your mind shield. Of course, I don’t expect absolutely free access to your brain. That would be like asking you to undress.

  • 1949 J. H. Schmitz Agent of Vega in Astounding Science-Fiction July 28/1 page image James H. Schmitz bibliography

    The Psychologist himself, whose dome-shaped dwelling topped one section of the Old Lycannese Hotel, was taking no chances at all these days. From the center of the moving cluster of his henchmen he gave the trailing humanoid’s mind a flicking probe and encountered a mind-shield no different than was to be expected in a traveler with highly valuable commercial secrets to preserve—”a shield he could have dissolved in an instant with hardly any effort at all.

  • 1952 K. F. Crossen Caphian Caper in Thrilling Wonder Stories Dec. 29/1 page image Kendell Foster Crossen bibliography

    The only Terran who has ever developed a secondary mind shield—”the only non-Rigelian who has ever penetrated my shield, even though you did it the once by trickery.

  • 1967 A. Norton Wizard's World in Worlds of If June 20/2 page image Andre Norton bibliography

    The Esper went back, holding a mind shield as a frail protection.

  • 1978 S. Tall King is Dead: Long Live the Queen in Amazing Stories Jan. 46/2 page image Stephen Tall bibliography

    When she reached the food and saw the amount of it, her mind shield dropped. Wolvem could sense her greed.

  • 1989 P. E. Cunningham Purpose in Magazine of Fantasy & Science Fiction July 134 page image P. E. Cunningham bibliography

    He glowered back at Peter. His mind-shield was rock. ‘You can’t turn your back on what you are. You’re a Terrell, and the Terrells are the Keep. For a Telepath to deny the purpose of his talent—’

Research requirements

antedating 1940

Earliest cite

A.E. van Vogt, 'Slan'

Research History
Mike Christie submitted a 1940 cite from A.E. van Vogt's "Slan".
Fred Galvin submitted a 1952 cite from Kendell Foster Crossen's "The Caphian Caper".
Fred Galvin submitted a cite from a 1962 reprint of 1949 James H. Schmitz's "Agent of Vega"; Mike Christie verified it in the original publication.

Last modified 2020-12-27 03:53:02
In the compilation of some entries, HDSF has drawn extensively on corresponding entries in OED.