Meaning of ADDING MACHINE in English

ADDING MACHINE

a machine capable of adding numbers and sometimes capable of performing the other arithmetic functions of subtraction, multiplication, and division: such machines are now obsolescent, having been replaced in most applications by electronic calculators.

[ 1870-75, Amer. ]

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