Dictionary.com

triskaidekaphobia

[ tris-kahy-dek-uh-foh-bee-uh, tris-kuh- ]
/ ˌtrɪs kaɪˌdɛk əˈfoʊ bi ə, ˌtrɪs kə- /

noun

an irrational or disproportionate fear of the number 13.

QUIZZES

THINK YOU’VE GOT A HANDLE ON THIS US STATE NICKNAME QUIZ?

Did you ever collect all those state quarters? Put them to good use on this quiz about curious state monikers and the facts around them.
Question 1 of 8
Mississippi’s nickname comes from the magnificent trees that grow there. What is it?
The Sunflower State
The Evergreen State
The Magnolia State
The Mockingbird State
TAKE THE QUIZ TO FIND OUT

Origin of triskaidekaphobia

First recorded in 1910–15; from Greek triskaídeka “thirteen” + -phobia

OTHER WORDS FROM triskaidekaphobia

tris·kai·dek·a·pho·bic, adjective

Words nearby triskaidekaphobia

trisect, trisepalous, triseptate, triserial, trishaw, triskaidekaphobia, triskelion, Trismegistus, trismus, trisoctahedron, trisodium
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for triskaidekaphobia

triskaidekaphobia
/ (ˌtrɪskaɪˌdɛkəˈfəʊbɪə) /

noun

an abnormal fear of the number thirteen

Derived forms of triskaidekaphobia

triskaidekaphobic, adjective, noun

Word Origin for triskaidekaphobia

C20: from Greek triskaideka thirteen + -phobia
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012