arithmancy
[ar-ith-man-see]
- divination by the use of numbers, especially by the number of letters in names.
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Also a·rith·mo·man·cy [uh-rith-muh-man-see, ar-ith-] /əˈrɪθ məˌmæn si, ˈær ɪθ-/.
Origin of arithmancy
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Word Origin and History for arithmancy
n.
"divination by numbers," 1570s, from Greek arithmos "number" (see arithmetic) + -manteia "divination" (see -mancy).
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Online Etymology Dictionary, © 2010 Douglas Harper