The story
- Latin · borrowed fromcalculus“a pebble or stone used as reckoning counters in abacus”
- English todaycalculus
* Borrowed from Latin calculus (“a pebble or stone used as reckoning counters in abacus”), diminutive of calx (“limestone”) + -ulus. * Mathematical topic is from differential calculus.
Words from the same roots
Latincalculus all →
calculiform
Etymology from Wiktionary, CC BY-SA 4.0.