abacus
Translation
abacus
Examples
He learned to calculate on an abacus.
He learned to calculate on an abacus.
The abacus is an ancient counting tool.
The abacus is an ancient counting tool.
Grammar Patterns
((an abacus)) a noun used as a subject or object The abacus is an ancient counting tool.
Similar Words
Synonyms: counting frame, soroban (Japanese)
Etymology
From Latin 'abacus', from Greek 'abax' meaning 'slab' or 'counting board'.
Memory Tips
Picture 'a bead' on a wire for counting. 'A-bead-cus'.