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A Chinese abacus

The abacus (plural abaci or abacuses), an aa cried a coontin frame, is a calculatin tuil uised primarily in pairts o Asie for performin arithmetic processes. The day, abaci are eften constructit as a bamboo frame wi beads slidin on wires, but oreeginally thay wur beans or stanes moved in gruives in sand or on tablets o wid, stane, or metal. The abacus wis in uise centuries afore the adoption o the written modren numeral seestem an is still widely uised bi merchants, traders an clerks in Asie, Africae, an elsewhaur. The uiser o an abacus is cried an abacist.[1]

References[eedit | eedit soorce]

  1. "abacist", "abacus", in Merriam-Webster's Third New International Dictionary Unabridged, 2000, Version 2.5.