Definition, Meaning & Synonyms

abacus

noun
/ˈæb.ə.kəs/
Definition
A calculating tool used for performing arithmetic processes.
Examples
  • The merchant used an abacus to calculate his sales.
  • In ancient times, people relied on the abacus for trade transactions.
  • Many schools teach children to use an abacus to improve their math skills.
Meaning
The abacus is a traditional counting device consisting of a frame with rods or wires, on which beads are moved to represent numbers and perform calculations.
Synonyms
  • Calculating frame
  • Bead frame
  • Counting board