(ab-a-cus) 3 syllables

Definition

noun. a device used for counting or calculating. An abacus has beads or other counters that slide along rods or in grooves

Example Sentence

I learned how to use an abacus in class.

Synonyms

counting; calculating; math device with beads

Antonyms

calculator

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abacus
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Rhymes

  • abacus