NAPIER'S BONES


Meaning of NAPIER'S BONES in English

Math.

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 .

[ 1650-60; after their developer, J. NAPIER ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .