Word.ws English Dictionary

lagrangian

/ləˈɡɹɑ(ː)nd͡ʒi.ən/

lagrangian is the alternative letter-case form of Lagrangian.

Adjective capitalized: Lagrangian

Lagrangian (not comparable)

  1. Of or relating to Joseph Louis Lagrange (Giuseppe Luigi Lagrangia).
    • After studying a recursive formulation and the associated Bellman equation, in section 5.5 we analyze a Lagrangian formulation that provides useful insights about how Lagrange multipliers on transition laws relate to gradients of value functions.2018, Lars Ljungqvist and Thomas J. Sargent, Recursive macroeconomic theory, 4th edition, MIT Press, page 129
  2. Relating to Lagrangian mechanics.
  3. Of or relating to a Lagrange point.

Noun capitalized: Lagrangian

Lagrangian (plural Lagrangians)

  1. (abbreviation, ellipsis) Ellipsis of Lagrangian function.
  2. (specifically) 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.
  3. An object residing in a Lagrange point.
  4. (abbreviation, ellipsis) Ellipsis of Lagrangian point, a Lagrange point.
  5. (abbreviation, ellipsis, quantum mechanics) Ellipsis of Lagrangian density.

Forms of lagrangian

Adjective
comparativemore lagrangian
superlativemost lagrangian
Noun
plurallagrangians
pluralLagrangians

Origin of lagrangian

From Lagrange + -ian. Named after Italian nautralist Giuseppe Luigi Lagrangia (Joseph-Louis Lagrange) who became a Frenchman. From French Lagrange, from Italian Lagrangia. By surface analysis, Lagrangia + -ian.

Words formed from lagrangian

Phrases with lagrangian

Questions about lagrangian

What does lagrangian mean?
Lagrangian means of or relating to Joseph Louis Lagrange (Giuseppe Luigi Lagrangia).
What is lagrangian the alternative letter-case form of?
Lagrangian is the alternative letter-case form of Lagrangian.
What part of speech is lagrangian?
Lagrangian can be an adjective or a noun.
How do you pronounce lagrangian?
Lagrangian is pronounced /ləˈɡɹɑ(ː)nd͡ʒi.ən/.

Words near lagrangian in the dictionary

  1. Lagrange-d'Alembert principle
  2. Lagrangean
  3. Lagrangeans
  4. Lagranges
  5. Lagrangia
  6. lagrangian
  7. Lagrangian function
  8. Lagrangian functions
  9. Lagrangian mechanics
  10. Lagrangian point
  11. Lagrangian points

Source and license

Adapted from Wiktionary: lagrangian (page history and authors); Lagrangian (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Rho9998-Langrangean.wav.

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