- calculator, calculating machine - a small machine that is used for mathematical calculations
--1 is a kind of machine
--1 has particulars:abacus; adder; adding machine, totalizer, totaliser; counter, tabulator; hand calculator, pocket calculator; Napier's bones, Napier's rods; quipu; subtracter Derived form: verb calculate1 - calculator, reckoner, figurer, estimator, computer - an expert at calculation (or at operating calculating machines)
--2 is a kind of expert
--2 has particulars:adder; number cruncher; statistician, actuary; subtracter Derived form: verb calculate1