arithmomania

[ærɪθməʊ'mæniə]
  • n. 计算狂
arithmomania
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英文词源

arithmomania (n.)
"compulsive desire to count objects and make calculations," 1890, from French arithmomanie, from Greek arithmos "number, counting, amount" (see arithmetic) + French -manie (see mania). Related: Arithmomaniac.