Standard Lemma guide

Lagrangian

adj · noun · 10 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.

  • /ləˈɡɹɑ(ː)nd͡ʒi.ən/
  • /ləˈɡɹeɪnd͡ʒi.ən/
  • /læˈɡɹɑ̃ʒi.ən/
  • UK: Recorded audio is listed in the source snapshot.

1

adj

Meaning 1

Of or relating to Joseph Louis Lagrange.

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

2

adj

Meaning 2

Relating to Lagrangian mechanics.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

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

3

adj

Meaning 3

Of or relating to a Lagrange point.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: astrophysics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adj

Meaning 4

Alternative letter-case form of Lagrangian.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

Ellipsis of Lagrangian function.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, ellipsis

Topics: mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

A function summarizing the dynamics of a physical system, typically in non-relativistic contexts amounting to the kinetic energy minus the potential energy, L=T-V.

Definition source: English Wiktionary via Wiktextract

Usage: specifically

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

7

noun

Meaning 7

An object residing in a Lagrange point.

Definition source: English Wiktionary via Wiktextract

Topics: astrophysics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

8

noun

Meaning 8

Ellipsis of Lagrangian point, a Lagrange point.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, ellipsis

Topics: astrophysics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

9

noun

Meaning 9

Ellipsis of Lagrangian density.

Definition source: English Wiktionary via Wiktextract

Usage: abbreviation, alt-of, ellipsis

Qualifier: quantum mechanics

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

10

noun

Meaning 10

Alternative letter-case form of Lagrangian.

Definition source: English Wiktionary via Wiktextract

Usage: alt-of

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree English Lagrange Proto-Indo-European *-nós Proto-Italic *-nos Latin -nus Latin -ānus Latin -iānusbor. English -ian English Lagrangian From Lagrange + -ian.

Real reading context

Lagrangian in complete knowledge articles