cryptarithm

plural cryptarithms

1. Synonym of alphametic (“type of puzzle”).

   Each letter in the cryptarithm represents one of the digits 0 through 9.

   2007, Mathematical thinking and quantitative reasoning, page 32

   1 more example

   Explain that a cryptarithm is a like a crytogram except that the letters represent numbers.

   2012, Sivasailam Thiagarajan, More Jolts! Activities to Wake up and Engage Your Participants

   Synonyms: alphametic