The AI-powered English dictionary
third-person singular simple present unthinks, present participle unthinking, simple past and past participle unthought
(transitive, intransitive) To undo the process of thinking. quotations examples
They at least had the immense and mighty imagination of which I speak; they could unthink the past. They could uncreate the Fall. With a reverence which moderns might think impudence, they could uncreate the Creation.
1930, G. K. Chesterton, The Resurrection of Rome
But to do so consistently would require a fairly radical revision of the concept. We should have to unthink as far back as Aristotle […]
1993, Henning F Harmuth, Information Theory Applied to Space-time Physics
In An Experiment with an Air-Pump, characters repeatedly assert that "once you've thought something, you can't unthink it, can you?"
2006, Kirsten Shepherd-Barr, Science on Stage: From Doctor Faustus to Copenhagen
"You must learn to edit your thoughts," she said. "Unthink them..."
2019, Margaret Atwood, The Testaments, page 333