late 14c., "sand table for drawing, calculating, etc.," also "art of calculating with an abacus," from Latin abacus, from Greek abax (genitive abakos) "counting table, board f [..]

a device with beads arranged on a frame that is used for counting and calculating. • beads are counted according to place value.

An instrument used to calculate numbers and other mathematical problems, which is 10 times better and faster than calculator.

a tool used by the Chinese in the early times. An abacus can be used to do arithmetic by hand.

Noun. Someone who is really good at maths.

A primitive calculator used by both old people and technophobes.

A chinese counting machine. Now outdated, has been banished to preschools and daycare centers for childrens entertainment. Sometimes considered, in its most basic form, the first computer. Consists of [..]

A Chinese dish—made from rice flour and ingredients like mushroom and dried shrimps—that is usually served during the Chinese New Year and on birthdays.

Comes from the Greek word abax, which means "sand tray." Originally, columns of pebbles were laid out on the sand for purposes of counting. See calculate and exchequer.

The square, uppermost part of a capital. (architecture)    (Davis, H.W. C. (ed.) Medieval England, 615)

is a counting device that performs basic mathematical functions.

(n) a calculator that performs arithmetic functions by manually sliding counters on rods or in grooves(n) a tablet placed horizontally on top of the capital of a column as an aid in supporting the arc [..]

N M counting-board; side-board; slab table; panel; square stone on top of column

a flat slab that forms the top of a column's capital.

1. A table or tray strewn with sand, anciently used for drawing, calculating, etc. 2. A calculating table or frame; an instrument for performing arithmetical calculations by balls sliding on wires, or counters in grooves, the lowest line representing units, the second line, tens, etc. It is still employed in China. 3. The uppermost member or divisi [..]

Computerized Reservation Systems (CRS) or Global Distribution Systems (GDS).

(obsolete) A table or tray strewn with sand, anciently used for drawing, calculating, etc.sk|po?ítadlo|n en|abacus harmonicus en|abacist Webster 1913 ----