Engelsk substantiv: Napier's bones | |||
1. | Napier's bones (om gjenstand) a set of graduated rods formerly used to do multiplication and division by a method invented by John Napier | ||
Ord med samme betydning (synonymer) | Napier's rods | ||
Mindre spesifikke uttrykk | calculating machine, calculator | ||
Overordnet anvendelse | plural, plural form | ||