calculating machine, n.
a small machine that is used for mathematical calculations; can be mechanical or electronic
<noun.artifact>
calculating machine calculator
lexical pointers
derivationally related form
semantic pointers
hyponym
abacus
adder
adding machine, totalizer, totaliser
counter, tabulator
hand calculator, pocket calculator
Napier's bones, Napier's rods
quipu
subtracter
hypernym