abacus: Meaning and Definition of
Pronunciation: (ab'u-kus, u-bak'us), [key]
— pl. ab•a•cus•es, ab•a•ci
- a device for making arithmetic calculations, consisting of a frame set with rods on which balls or beads are moved.
- a slab forming the top of the capital of a column. See diag. under
- abacus (Thesaurus)