Phrase guide

form factor

noun · 6 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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No pronunciation record was provided for this word.

1

noun

Meaning 1

The ratio of the RMS value to the absolute mean of a sinusoidal wave (especially to that of an alternating current).

Definition source: English Wiktionary via Wiktextract

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

Any of several functions that describe the unknown internal state of a particle.

Definition source: English Wiktionary via Wiktextract

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

The emissivity of a material.

Definition source: English Wiktionary via Wiktextract

Topics: natural-sciences, physical-sciences, physics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

A function that describes the scattering power of an atom as function of the scattering angle.

Definition source: English Wiktionary via Wiktextract

Topics: chemistry, crystallography, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

A factor describing the stress distribution of a body.

Definition source: English Wiktionary via Wiktextract

Topics: engineering, mechanical-engineering, mechanics, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

The geometry of an object, especially in engineering design; configuration.

Definition source: English Wiktionary via Wiktextract

Topics: arts, business, commerce, design, engineering, natural-sciences, physical-sciences

Examples

  • 2007, March, Erin McKean, “Redefining the dictionary”, Technology Entertainment Design I want him to barely remember that this is the form factor that dictionaries used to come in.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

No etymology was provided for this word.

Across languages

Translations

14 source translations are retained for this English entry.

  • Finnish: muotokerroin — The ratio of the RMS value to the absolute mean
  • Russian: коэффициент формы (koefficijent formy) — The ratio of the RMS value to the absolute mean
  • Finnish: muotokerroin — in quantum field theory
  • German: Formfaktor — in quantum field theory
  • Italian: fattore di forma — in quantum field theory
  • Romanian: factor de formă — in quantum field theory
  • Russian: форм-фа́ктор (form-fáktor) — in quantum field theory
  • Spanish: factor de forma — in quantum field theory
  • Swedish: formfaktor — in quantum field theory
  • Turkish: biçim katsayısı — in quantum field theory
  • Finnish: kokoluokka — The geometry of an object in engineering design
  • Russian: типоразмер (tiporazmer) — The geometry of an object in engineering design
  • Spanish: factor de forma — The geometry of an object in engineering design
  • Spanish: factor formal — The geometry of an object in engineering design