noun. See below--if you haven't been killed or de-spectacled by rock-wielding savages yet.
Real citation: "2. I confessed to Jay today that one of my recurring worries is that I will time travel to ancient times and not be able to keep my glasses safe and hidden. He invented the term 'anachrospectalithophobia': fear of being stoned to death for wearing glasses before they were invented."
(June 11, 2010, Green Moon Pax, http://greenmoonpax.blogspot.com/2010/06/friday-miscellany.html)
Made-up citation: "As a glasses-wearer and time-machine-haver, I am concerned about anachrospectalithophobia. Soon I will test my hypothesis that it can be cured through beer."