Abacus (disambiguation)
From Wikipedia, the free encyclopedia
Abacus may refer to:
- Abacus, or counting frame
- Abacus system, mental calculation method
- Abacus logic, a logic equivalent to the mathematical abacus
- Abacus (architecture), a flat slab forming the uppermost member or division of the capital of a column
- Abacus Harmonicus, an ancient diagram which showed the structure and placement of the keys of a particular musical instrument.
- Organisations
- Abacus 5, an action sports manufacturing and distribution company that is based out of Shanghai, China
- Abacus Arms, a small arms company in the United States.
- Abacus Federal Savings Bank, an overseas Chinese bank in the United States.
- Abacus Records, an imprint of Century Media Records
- Other
- Operation Abacus, the Canadian military operation to restore vital services if the year 2000 caused disruption.

