What is the meaning of reckoner?

An expert at calculation (or at operating calculating machines.
- synonyms: calculator, figurer, estimator, computer
A handbook of tables used to facilitate computation.
- synonyms: ready reckoner

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APA	WordNet. (2010). Reckoner. Retrieved October 2, 2026, from http://smartdefine.org/reckoner/definitions/1216299
Chicago	WordNet. 2010. "Reckoner" http://smartdefine.org/reckoner/definitions/1216299 (accessed October 2, 2026).
Harvard	WordNet 2010, Reckoner, Smart Define, viewed 2 October, 2026, <http://smartdefine.org/reckoner/definitions/1216299>.
MLA	WordNet. "Reckoner" 23 October 2010. Web. 2 October 2026. <http://smartdefine.org/reckoner/definitions/1216299>

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