Definition of "unsee" []

• To undo the act of seeing something; to erase the memory of having seen something, or otherwise reverse the effect of having seen something. (verb)

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• "The City & amp The City is set in the peculiar circumstances of Besźel and Ul Qoma, two cities in an unidentified part of Eastern Europe, which spatially overlap but whose inhabitants have been socially conditioned to "unsee" each other (and each other's buildings, road vehicles, etc), or face unspeakable consequences."
• "Besides that, it is a straight work-through of the implications: what if two cities could co-exist in a shared space, such that people walking in their own city must "unsee" the other city that they are also walking through?"
• "First the setup of a modern world with all cultural references - Internet, cell phones, Cold War, Harry Potter, Power Rangers, usual countries and cities - except the superposed dual city whose citizens "unsee" each other except when officially visiting and with an all powerful Breach that keeps the order - is barely credible from the start and only the talent of Mr. Mieville keeps it from being utterly preposterous."