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Chaptal, Jean Antoine

(Encyclopedia)Chaptal, Jean Antoine zhäN äNtwänˈ shäptälˈ [key], 1756–1832, French chemist, industrialist, and statesman. He became (1781) professor of chemistry at Montpellier, and during the Revolution h...

Bernardin de Saint-Pierre, Jacques Henri

(Encyclopedia)Bernardin de Saint-Pierre, Jacques Henri zhäk äNrēˈ bĕrnärdăNˈ də săN–pyĕrˈ [key], 1737–1814, French naturalist and author. He was a friend of Rousseau, by whom he was strongly influen...

Moissan, Henri Ferdinand Frederick

(Encyclopedia)Moissan, Henri Ferdinand Frederick, 1852–1907, French chemist, Ph.D. École Pratique des Haute Études, Paris, 1880. Moissan was a professor at the School of Pharmacy in Paris (1886–1900) and at t...

Regnard, Jean François

(Encyclopedia)Regnard, Jean François zhäN fräNswäˈ rənyärˈ [key], 1655–1709, French comic dramatist. He traveled widely in Europe; captured by Barbary pirates, he was held in slavery (1678–79) until ran...

Burlamaqui, Jean Jacques

(Encyclopedia)Burlamaqui, Jean Jacques zhäN zhäk bo͝orlämäkēˈ [key], 1694–1748, Swiss jurist. His chief works are Principes du droit naturel [principles of natural law] (1747) and Principes du droit politi...

Calloc'h, Jean Pierre

(Encyclopedia)Calloc'h, Jean Pierre zhäN pyĕr kälôkhˈ [key], 1888–1917, Breton poet. Important in the revival of Breton literature, he wrote in the Vannes dialect of Brittany. His lyrical verse displays a lo...

Blanchard, Jean Pierre

(Encyclopedia)Blanchard, Jean Pierre fräNswäˈ [key], 1753–1809, French balloonist. In 1785 he made with Dr. John Jeffries of Boston, Mass., the first crossing by air of the English Channel. His ascents at Phil...

Picard, Jean

(Encyclopedia)Picard, Jean, 1620–82, French astronomer, noted for having made the first accurate measurement of a degree of the earth's meridian. The figures he established were of great value to Newton in his ca...

Castex, Jean

(Encyclopedia)Castex, Jean, 1965–, French government official and political leader. A member of the center-right Republicans (and its predecessor, the Union for a Popular Movement), Castex has held a variety of c...

Liotard, Jean-Étienne

(Encyclopedia)Liotard, Jean-Étienne zhäN ātyĕnˈ lyôtärˈ [key], 1702–89, Swiss painter. He is best known for his portraits and drawings in pastel, but he also made portraits in oil, paintings on glass and ...