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Word of the Day
Friday, September 13, 2002

Definitions for triskaidekaphobia

  1. fear or a phobia concerning the number 13.

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Citations for triskaidekaphobia
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 of triskaidekaphobia
Triskaidekaphobia derives from the Greek word for thirteen, triskaídeka and the Greek word for fear, phobos. It entered English in the early 1900s.