noun plural
or napier's rods
Usage: usually capitalized N
Etymology: after John Napier
: a set of 11 rods (as of wood) invented by Napier for the purpose of making numerical calculations
noun plural
or napier's rods
Usage: usually capitalized N
Etymology: after John Napier
: a set of 11 rods (as of wood) invented by Napier for the purpose of making numerical calculations
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012