# adding machine

> English word · Noun

## Definitions
1. A simple mechanical or electromechanical calculator that performs simple calculations, such as addition or subtraction. It aids repetitive arithmetic, as compared with unaided human effort. It cannot do advanced functions like a scientific calculator can.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/adding-machine