Lagrange

American  

[luh-greynj, la-grahnzh] / ləˈgreɪndʒ, laˈgrɑ̃ʒ /

noun

1. Joseph Louis Comte, 1736–1813, French mathematician and astronomer.

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Lagrange British  

/ ləˈɡreɪndʒɪən, laɡrɑ̃ʒ /

noun

1. Comte Joseph Louis (ʒozɛf lwi). 1736–1813, French mathematician and astronomer, noted particularly for his work on harmonics, mechanics, and the calculus of variations

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Lagrange Scientific  

/ lə-grānj′,lə-gränj′ /

1. Italian-born French mathematician and astronomer who made important contributions to algebra and calculus. His work on celestial mechanics extended scientific understanding of planetary and lunar motion. In 1772 he discovered the points in space that are now named for him.

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Other Word Forms

• Lagrangian
  adjective

Example Sentences

Instead of flying straight to Mars, the spacecraft are currently looping around a point in space about a million miles from Earth known as Lagrange point 2.

From Science Daily • Mar. 14, 2026

That destination - called L1 or Lagrange point 1 - is at 1% of the Earth-Sun distance.

From BBC • Dec. 28, 2023

The cube-shaped spacecraft will orbit Earth for about 16 days before beginning its 110-day journey to its final destination — the L1 Lagrange point.

From DOGO News • Sep. 12, 2023

Those positions are called Lagrange Points, named after Italian-French mathematician Joseph-Louis Lagrange.

From Reuters • Sep. 2, 2023

I left Caussidiere and Sobrier behind—they are making ready to march upon the Prefecture; Lesserre, Lagrange, Etienne Arago are, at the earliest dawn, to march upon the Tuileries, and barricade Richelieu Street.

From The Galley Slave's Ring or The Family of Lebrenn. A Tale of The French Revolution of 1848 by Sue, Eug?ne