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abacus

noun

1 abacus

A tablet placed horizontally on top of the capital of a column as an aid in supporting the architrave.

Roget 85: numeration; numbering etc. v.; pagination; tale, recension, enumeration, summation, reckoning, computation, supputation; calculation, calculus; ... show more

Dutch: telraam, abacus

2 abacus

A calculator that performs arithmetic functions by manually sliding counters on rods or in grooves.

Dutch: abacus, rekenraam, telraam
Polish: liczydło


Find more on abacus elsewhere: etymology - rhymes - Wikipedia.

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