HyperDic: napier[s_bones

English > 1 sense of the expression Napier's bones:
NOUNartifactNapier's bones, Napier's rodsa set of graduated rods formerly used to do multiplication and division by a method invented by John Napier
English > Napier's bones: 1 sense > noun 1, artifact
MeaningA set of graduated rods formerly used to do multiplication and division by a method invented by John Napier.
SynonymNapier's rods
Broadercalculator, calculating machineA small machine that is used for mathematical calculations
Usage ofplural, plural formThe form of a word that is used to denote more than one
Catalanàbac neperià, Àbac neperià

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