Meaning

4 senses
  1. A device used for performing arithmetical calculations; (rare) a table on which loose counters are placed, or (more commonly) an instrument with beads sliding on rods, or counters in grooves, with one row of beads or counters representing units, the next tens, etc.

    I’ve heard merchants still use an abacus for adding things up in China.

    Abakus, Rechenbrett, Rechenrahmen

    аба́кabák, счётыsčóty

    аба́кabák, рахівни́цяraxivnýcja

  2. The uppermost portion of the capital of a column immediately under the architrave, in some cases a flat oblong or square slab, in others more decorated.

    Kapitelldeckplatte

    аба́кabák, аба́каabáka

    аба́кabák, аба́каabáka

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

  3. (Ancient Rome, historical)A board, tray, or table, divided into perforated compartments for holding bottles, cups, or the like; a kind of buffet, cupboard, or sideboard.

  4. (historical, obsolete)A table or tray scattered with sand which was used for calculating or drawing.

    аба́кabák

Examples

28 sentences
  1. What is an abacus used for?

    ruДля чего нужны счёты?

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  2. Tom knows how to use an abacus.

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  3. Do you know how to use an abacus?

    ruТы умеешь считать на счётах?

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  4. I know how to add numbers on an abacus.

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  5. I know how to do addition on an abacus.

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Translations

9 languages
Українська
By meaning 2
device for performing arithmetical calculations:
uppermost portion of the capital of a column:
Русский
By meaning 3
(obsolete) table or tray scattered with sand for calculating or drawing:
device for performing arithmetical calculations:
uppermost portion of the capital of a column:
Deutsch
By meaning 2
device for performing arithmetical calculations:
uppermost portion of the capital of a column:

Origin

From Late Middle English abacus, abagus, agabus (“abacus; art of counting with an abacus”)

From Late Middle English abacus, abagus, agabus (“abacus; art of counting with an abacus”), from Latin abacus, abax (“sideboard or table with a slab at the top; slab at the top of a column; counting board, sand table; board for playing games”) (compare Late Latin abacus (“art of arithmetic”)), from Ancient Greek ἄβαξ (ábax, “slab, counting board; board covered with sand for drawing; plate; dice-board”). Doublet of abaque and abac.

Wiktionary, CC BY-SA 4.0 · source

Forms

plural: abaci / abacuses
Singularabacus
Pluralabaci / abacuses

regular

Word family

4 related words

See also

neighbours in the dictionary
abacus — meaning, examples, forms, synonyms | Krumeto