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ready reckoner

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noun
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Origin of ready reckoner

First recorded in 1750–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use ready reckoner in a sentence

British Dictionary definitions for ready reckoner

ready reckoner

noun
a table of numbers used to facilitate simple calculations, esp one for applying rates of discount, interest, charging, etc, to different sums
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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