arithmetician

[ uh-rith-mi-tish-uh n, ar-ith- ]
/ əˌrɪθ mɪˈtɪʃ ən, ˌær ɪθ- /
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noun

an expert in arithmetic.

Origin of arithmetician

1550–60; < Middle French arithmeticien; see arithmetic, -ian
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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