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Pynchon, William

(Encyclopedia)Pynchon, William, c.1590–1662, American colonist and theologian, b. England. An original patentee and assistant in the Massachusetts Bay Company, he migrated to America in 1630, where he helped foun...

Powell, William

(Encyclopedia)Powell, William, 1892–1984, American movie actor, b. Pittsburgh. Powell made his stage debut in 1912. He played the dapper villain in such early films as Sherlock Holmes (1921), Romola (1924), and B...

Pickering, William

(Encyclopedia)Pickering, William: see Whittingham, Charles. ...

Pinkney, William

(Encyclopedia)Pinkney, William, 1764–1822, American political leader and diplomat, b. Annapolis, Md. Admitted to the bar in 1786, he soon became prominent in state politics. In 1796 he was sent to England as a co...

Rimmer, William

(Encyclopedia)Rimmer, William, 1816–79, American sculptor and writer, b. Liverpool, England. He was brought up in the United States and after working as a cobbler in Brockton, Mass., at the age of 30 began the st...

Bainbridge, William

(Encyclopedia)Bainbridge, William, 1774–1833, American naval officer, b. Princeton, N.J. An experienced sea captain, he joined (1798) the navy when war with France threatened. His ship, the Retaliation, was captu...

Paca, William

(Encyclopedia)Paca, William pāˈkə, păkˈə [key], 1740–99, political leader in the American Revolution, signer of the Declaration of Independence, b. near Abingdon, Md. A lawyer and Maryland legislator, he se...

Grignard reagent

(Encyclopedia)Grignard reagent grēnyärdˈ rēāˈjənt [key], any of an important class of extremely reactive chemical compounds used in the synthesis of hydrocarbons, alcohols, carboxylic acids, and other compou...

carboxyl group

(Encyclopedia)carboxyl group kärbŏkˈsĭl [key], in chemistry, functional group that consists of a carbon atom joined to an oxygen atom by a double bond and to a hydroxyl group, OH, by a single bond. Carboxylic a...

Adams, Abigail

(Encyclopedia)Adams, Abigail, 1744–1818, wife of President John Adams and mother of President John Quincy Adams, b. Weymouth, Mass., as Abigail Smith. A lively, intelligent woman, she married John Adams in 1764 a...