Lavoisier

American  

[la-vwa-zyey] / la vwaˈzyeɪ /

noun

1. Antoine Laurent 1743–94, French scientist: pioneer in the field of chemistry.

---

Lavoisier British  

/ lavwazje /

noun

1. Antoine Laurent (ɑ̃twan lɔrɑ̃). 1743–94, French chemist; one of the founders of modern chemistry. He disproved the phlogiston theory, named oxygen, and discovered its importance in respiration and combustion

---

Lavoisier Scientific  

/ lä-vwä-zyā′ /

1. French chemist who is regarded as one of the founders of modern chemistry. In 1778 he discovered that air consists of a mixture of two gases, which he called oxygen and nitrogen. Lavoisier also discovered the law of conservation of mass and devised the modern method of naming chemical compounds. His wife Marie (1758–1836) assisted him with his laboratory work and translated a number of important chemistry texts.

---

Example Sentences

Readers may have heard of Mozart, but they’re less likely to be familiar with the French chemist Antoine Lavoisier, the English spy Edward Bancroft or the book’s colorful villain, Count Alessandro Cagliostro.

From New York Times • Mar. 17, 2022

But Marie Anne Paulze Lavoisier survived, and helped establish her husband’s scientific legacy by publishing his papers.

From Science Magazine • Sep. 15, 2021

It depicts Antoine Lavoisier with his wife and collaborator, Marie-Anne, and several items related to his scientific discoveries.

From Washington Post • Sep. 10, 2021

Antoine Lavoisier, whose work on the proportions of chemical combination was crucial to Dalton, had no time for such questions.

From Nature • Aug. 30, 2016

The one thing Lavoisier never did was discover an element.

From "A Short History of Nearly Everything" by Bill Bryson