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WordNet Dictionary |
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| | Definition: | |
[n] a set of graduated rods formerly used to do multiplication and division by a method invented by John Napier |
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| | Synonyms: | | Napier's rods |
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| | See Also: | | calculating machine, calculator |
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Webster's 1913 Dictionary |
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| | Definition: | | \Na"pi*er's bones`\, Napier's rods \Na"pi*er's
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