abacus is what its originators call a solera cabernet.
Check out some other great ideas, from abacus to zipper.
Their defensive schemes are better suited for an abacus than a computer.
abacus payroll is distributed on a weekly or bi-weekly basis depending on the region of the state the temporary is employed.
Before the days of the calculator, the abacus was the main tool for adding and multiplying.
One side of the trunk contains an abacus with five rows of colored beads.
British Dictionary definitions for abacus
noun (pl) -ci (-ˌsaɪ), -cuses
a counting device that consists of a frame holding rods on which a specific number of beads are free to move. Each rod designates a given denomination, such as units, tens, hundreds, etc, in the decimal system, and each bead represents a digit or a specific number of digits
(architect) the flat upper part of the capital of a column
C16: from Latin, from Greek abax board covered with sand for tracing calculations, from Hebrew ābhāq dust
late 14c., "sand table for drawing, calculating, etc.," from L. abacus, from Gk. abax (gen. abakos) "counting table," from Heb. abaq "dust," from root a-b-q "to fly off." Originally a drawing board covered with dust or sand that could be written on to do mathematical equations. Specific reference to a counting frame is 17c. or later.