1. Plural of cryptarithm; mathematical puzzles in which letters or symbols represent digits, and the solver must find the digit values that make an arithmetic equation valid.
Usage: Also called alphametics or cryptarithmetic puzzles.; Primarily used in recreational mathematics and puzzle contexts.

Examples

• Cryptarithms are popular in puzzle books and math competitions.
• In the cryptarithm SEND + MORE = MONEY, each letter represents a different digit.
• Solving cryptarithms requires logical reasoning and systematic trial.
• Teachers use cryptarithms to help students practice arithmetic and problem-solving skills.
• The puzzle enthusiast spent hours working through various cryptarithms.
• Cryptarithms can range from simple two-digit additions to complex multi-operation problems.