Standard Lemma guide

scalar

adj · 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˈskeɪ.lə/
  • Southern-England: Berkshire Recorded audio is listed in the source snapshot.
  • Canada, General-American: /skeɪ.lɚ/
  • Texas: Recorded audio is listed in the source snapshot.
  • Australian, New-Zealand: /ˈskæɪ.lə/
  • rhymes with -eɪlə(ɹ)
  • CMU ARPABET: S K EY1 L ER0 Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Having magnitude but not direction.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Consisting of a single value (e.g. integer or string) rather than multiple values (e.g. array).

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: computer, computing, engineering, mathematics, natural-sciences, physical-sciences, science, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

Of, or relating to scale.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adj

Meaning 4

Of or pertaining to a musical scale.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: entertainment, lifestyle, music

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

adj

Meaning 5

Relating to particles with a spin (quantum angular momentum) of 0 (known as spin 0).

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

adj

Meaning 6

Pertaining to the dimension on which something is measured.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: human-sciences, linguistics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

A quantity that has magnitude but not direction.

Definition source: English Wiktionary via Wiktextract

Topics: mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

An amplifier whose output is a constant multiple of its input.

Definition source: English Wiktionary via Wiktextract

Topics: business, electrical-engineering, electricity, electromagnetism, electronics, energy, engineering, natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

adjective

Meaning 9

of or relating to a directionless magnitude (such as mass or speed etc.) that is completely specified by its magnitude

Definition source: Princeton WordNet 3.0

Examples

  • scalar quantity

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

adjective

Meaning 10

of or relating to a musical scale

Definition source: Princeton WordNet 3.0

Examples

  • he played some basic scalar patterns on his guitar

Meaning relationships

Synonyms: none provided

Antonyms: none provided

11

noun

Meaning 11

a variable quantity that cannot be resolved into components

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: variable, variable quantity

History

Etymology

Borrowed from Latin scālāris, adjectival form from scāla (“a flight of steps, stairs, staircase, ladder, scale”), for *scadla, from scandere (“to climb”); compare scale. The mathematics sense was coined by Irish mathematician and astronomer William Rowan Hamilton in 1846.

Across languages

Translations

46 source translations are retained for this English entry.

  • Bulgarian: скаларен (skalaren) — having magnitude
  • Chinese Mandarin: 標量 /标量 (biāoliàng) — having magnitude
  • Czech: skalární — having magnitude
  • Dutch: scalair — having magnitude
  • Esperanto: skalara — having magnitude
  • French: scalaire — having magnitude
  • Galician: escalar — having magnitude
  • Georgian: სკალარი (sḳalari) — having magnitude
  • Hungarian: skalár — having magnitude
  • Japanese: スカラー (sukarā) — having magnitude
  • Korean: 스칼라 (seukalla) — having magnitude
  • Macedonian: скаларен (skalaren) — having magnitude
  • Polish: skalarny — having magnitude
  • Portuguese: escalar — having magnitude
  • Romanian: scalar — having magnitude
  • Russian: скаля́рный (skaljárnyj) — having magnitude
  • Spanish: escalar — having magnitude
  • Swedish: skalär — having magnitude
  • Tagalog: bilangin — having magnitude
  • Turkish: sayıl — having magnitude
  • Vietnamese: vô hướng — having magnitude
  • French: scalaire — relating to scale
  • Galician: escalar — relating to scale
  • Polish: skalowy — relating to scale
  • Portuguese: escalar — relating to scale
  • Romanian: scalar — relating to scale
  • Basque: eskalar — quantity with magnitude
  • Bulgarian: скалар (skalar) — quantity with magnitude
  • Chinese Mandarin: 标量 (biāoliàng) — quantity with magnitude
  • Czech: skalár — quantity with magnitude
  • Danish: skalar — quantity with magnitude
  • Dutch: scalar — quantity with magnitude
  • Esperanto: skalaro — quantity with magnitude
  • French: scalaire — quantity with magnitude
  • Galician: escalar — quantity with magnitude
  • Icelandic: einvíð stærð — quantity with magnitude
  • Icelandic: tölustærð — quantity with magnitude
  • Icelandic: stigastærð — quantity with magnitude
  • Japanese: スカラー (sukaraa) — quantity with magnitude
  • Polish: skalar — quantity with magnitude
  • Portuguese: escalar — quantity with magnitude
  • Russian: скаля́р (skaljár) — quantity with magnitude
  • Spanish: escalar — quantity with magnitude
  • Swedish: skalär — quantity with magnitude
  • Vietnamese: đại lượng vô hướng — quantity with magnitude
  • Polish: skalar — (electronics) amplifier
Real reading context

scalar in complete knowledge articles