Abacus is not an acronym. The word passed through Latin, Greek and Hebrew from Mesopotamian where it meant "counting board".
ABACUS is a name of a calculating apparatus - it is not an acronym.
The full form of ABACUS is Abudant Beads, Addition and calculation Utility System
ABACUS - Abundant Beads, Addition and Calculation Utility System
An Abacus has beads and strings.
If you are refering to Chinese abacus their earliest rudimentary design of abacus has 1/4 rod beads (quite similar to the later Japanese soroban abacus). Various other types of abacus design were also seen afterwards, but the advance type of 2/5 rod beads became standard and classic. Afterwards, the basic 1/5 rod beads particularly became the type of basic design. The Roman abacus may be not connected to the Chinese abacus.
ABACUS full form
ABACUS is a name of a calculating apparatus - it is not an acronym.
The full form of ABACUS is Abudant Beads, Addition and calculation Utility System
ABACUS - Abundant Beads, Addition and Calculation Utility System
The possessive form of the word "abacus" is "abacus's." This follows the general rule of adding an apostrophe and "s" to singular nouns to indicate ownership. For example, you might say "the abacus's beads" to refer to the beads belonging to the abacus.
mesopotamia
abacus was used in 300 B.C by the Babylonians. (The oldest) always the oldest from long time ago.
China invented the abacus .
How did the abacus occur?
The Chinese abacus
An Abacus has beads and strings.
ABACUS