Standard Lemma guide

vinculum

noun · 11 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈvɪŋ.kjə.ləm/

1

noun

Meaning 1

A bond or tie that unifies.

Definition source: English Wiktionary via Wiktextract

Usage: figuratively, obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any symbol used to group some of the terms in an expression, indicating that that part of the calculation should be done before other parts, or that the Roman numeral underneath should be multiplied by 1,000.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

Topics: arithmetic

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

A horizontal line over the top of some of the terms in an expression, indicating that that part of the calculation is to be done before other parts (in modern mathematical notation confined to use in radicals: √).

Definition source: English Wiktionary via Wiktextract

Topics: arithmetic

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

The horizontal line between the numerator and denominator in a fraction.

Definition source: English Wiktionary via Wiktextract

Topics: arithmetic

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

A horizontal line placed over one or more digits of a decimal expansion to indicate that those digits repeat indefinitely (the repetend).

Definition source: English Wiktionary via Wiktextract

Topics: arithmetic

Examples

  • 0.#92;overline#123;3#125;#61;0.333#92;ldots

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

A horizontal line placed over a complex number or expression to denote its complex conjugate.

Definition source: English Wiktionary via Wiktextract

Topics: complex-analysis, mathematics, sciences

Examples

  • #92;overline#123;2#43;3i#125;#61;2-3i

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

A horizontal line drawn over two letters to denote the line segment joining them.

Definition source: English Wiktionary via Wiktextract

Topics: geometry, mathematics, sciences

Examples

  • #92;overline#123;AB#125; is the line segment between points A and B

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

A horizontal line placed over a symbol or expression to denote logical negation (complement).

Definition source: English Wiktionary via Wiktextract

Topics: business, electrical-engineering, electricity, electromagnetism, electronics, energy, engineering, human-sciences, logic, mathematics, natural-sciences, philosophy, physical-sciences, physics, sciences

Examples

  • #92;overline#123;A#125;#61;#92;lnotA
  • #92;overline#123;AB#125;#61;#92;lnot(A#92;landB)

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

A horizontal line placed over the characteristic (integer part) of a common logarithm to indicate that the characteristic is negative while the mantissa (decimal part) remains positive. Historically used to simplify the use of logarithm tables.

Definition source: English Wiktionary via Wiktextract

Usage: historical

Topics: arithmetic

Examples

  • #92;log 0.012#61;#92;overline#123;2#125;.07918#61;-1.92082

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

A ligament that limits the movement of an organ or part.

Definition source: English Wiktionary via Wiktextract

Topics: anatomy, medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

noun

Meaning 11

A symbol in the shape of an elongated letter "S" (∫) or pair of hooks (⌠⌡) drawn on plans to join non-contiguous sections of land that are to be treated as a single parcel.

Definition source: English Wiktionary via Wiktextract

Usage: Australia

Topics: geography, natural-sciences, surveying

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: brace

Antonyms: none provided

History

Etymology

From Latin vinculum (“bond, link”), from vinciō (“bind, fetter, tie”) + -ulum.