Definitions for napier's rods

This page provides all possible meanings and translations of the word napier's rods

Princeton's WordNetRate this definition:(0.00 / 0 votes)

  1. Napier's bones, Napier's rods(noun)

    a set of graduated rods formerly used to do multiplication and division by a method invented by John Napier

Webster DictionaryRate this definition:(0.00 / 0 votes)

  1. Napier's rods

    a set of rods, made of bone or other material, each divided into nine spaces, and containing the numbers of a column of the multiplication table; -- a contrivance of Baron Napier, the inventor of logarithms, for facilitating the operations of multiplication and division


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