triskaidekaphobia
\ tris-kahy-dek-uh-FOH-bee-uh, tris-kuh- \, noun;
1.fear or a phobia concerning the number 13.
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Quotes:
People who harbor a Friday the 13th superstition might have triskaidekaphobia , or fear of the number 13, and often pass on their belief to their children, he noted.
-- John Roach, "Why Does Friday the 13th Scare Us So Much?" National Geographic , September 12, 2013
In medical school, while Sergei was busy composing a paper on anxiety disorders, Alexander beat him to publication with an exemplary dissertation on the combined effects of triskaidekaphobia and coulrophobia.
-- Christopher Meades, "The Last Hiccup," 2012
Origin:
Triskaidekaphobia derives from the Greek word for thirteen, triskaídeka and the Greek word for fear, phobos . It entered English in the early 1900s.
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