1) счётная машина; калькулятор
2) вычислительная машина; вычислительное устройство ( см. тж computer, machine )
3) вычислительный прибор; вычислитель - analog calculator - automatic calculator - calculator wristwatch - delay calculator - desktop calculator - desk calculator - direct-reading calculator - duplex calculator - electronic calculator - hand-held calculator - hand calculator - high-speed calculator - integrated-circuit calculator - key-driven calculator - lister calculator - logarithmic calculator - mechanical calculator - network calculator - pocket-sized calculator - pocket calculator - printing calculator - programmable calculator - remote calculator - slim calculator - solid-state calculator - square-root calculator - tabular calculator - talking calculator - vest-pocket calculator