Definition of "abaci" [abaci]
- (noun) A plural of abacus.
Use "abaci" in a sentence
- "Alas, abaci have already been commoditized --you can own your own franchise!"
- "Studies have shown that kids who master abaci have a better comprehension of math."
- "Digital calculators notwithstanding, some abaci can still be found in a grade school classroom or two."