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abacus: Meaning and Definition of

ab•a•cus

Pronunciation: (ab'u-kus, u-bak'us), [key]
— pl. ab•a•cus•es, ab•a•ci
  1. a device for making arithmetic calculations, consisting of a frame set with rods on which balls or beads are moved.
  2. a slab forming the top of the capital of a column. See diag. under
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
See also:
abaculus Abadan
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