A a


    • US Pronunciation
    • US IPA
    • [ab-uh-kuh s, uh-bak-uh s]
    • /ˈæb ə kəs, əˈbæk əs/
    • US Pronunciation
    • US IPA
    • [ab-uh-kuh s, uh-bak-uh s]
    • /ˈæb ə kəs, əˈbæk əs/

Definitions of abaci word

  • noun plural abaci a device for making arithmetic calculations, consisting of a frame set with rods on which balls or beads are moved. 1
  • noun plural abaci Architecture. a slab forming the top of the capital of a column. 1
  • noun abaci Irregular plural form of abacus. 1

Information block about the term

Origin of abaci

First appearance:

before 1350
One of the 20% oldest English words
1350-1400; Middle English < Latin: board, counting board, re-formed < Greek ábax

Historical Comparancy

Parts of speech for Abaci


abaci popularity

A common word. It’s meaning is known to most children of preschool age. About 81% of English native speakers know the meaning and use the word.
According to our data about 59% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

abaci usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for abaci

noun abaci

  • clone — If someone or something is a clone of another person or thing, they are so similar to this person or thing that they seem to be exactly the same as them.
  • brain — Your brain is the organ inside your head that controls your body's activities and enables you to think and to feel things such as heat and pain.
  • calculator — A calculator is a small electronic device that you use for making mathematical calculations.
  • adding machine — a mechanical device, operated manually or electrically, for adding and often subtracting, multiplying, and dividing
  • number cruncher — a person or thing that performs a great many numerical calculations, as a financial analyst, statistician, computer, or computer program.

See also

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