英语词汇“napier's bones”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	napier's bones
释义	Napier's bones noun (used with a singular verb)Mathematics. a form of multiplication table originally marked on sticks of bone or ivory that could be rearranged to carry out the operations of multiplication or division. Also called Napier's rods . Origin of Napier's bones First recorded in 1650–60; after their developer, J. Napier Words nearby Napier's bones napier, napier grass, Napier-Hastings, Napierian, Napierian logarithm, Napier's bones, napiform, napkin, napkin ring, Naples, Naples yellow Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for Napier's bones Napier's bones pl n a set of graduated rods formerly used for multiplication and division Word Origin for Napier's bones C17: based on a method invented by John Napier 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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Napier's bones