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Ross, Betsy

(Encyclopedia)Ross, Betsy, 1752–1836, American seamstress, b. Philadelphia. Her full name was Elizabeth Griscom Ross Ashburn Claypoole. She is known to have made flags during the American Revolution, although the...

mathematical logic

(Encyclopedia)mathematical logic: see symbolic logic. ...

note, in music

(Encyclopedia)note, in musical notation, symbol placed on or between the lines of a staff to indicate the pitch and the relative duration of the tone to be produced by voice or instrument. The largest note value in...

Chambord, Henri Charles Ferdinand Marie Dieudonné, comte de

(Encyclopedia)Chambord, Henri Charles Ferdinand Marie Dieudonné, comte de äNrēˈ shärl fĕrdēnäNˈ märēˈ dyödônāˈ kôNt də shäNbôrˈ [key], 1820–83, Bourbon claimant to the French throne, posthumo...

Lewis, Clarence Irving

(Encyclopedia)Lewis, Clarence Irving, 1883–1964, American philosopher, b. Stoneham, Mass., grad. Harvard (B.A., 1906; Ph.D., 1910). After teaching (1911–20) at the Univ. of California, he was professor of philo...

speech, freedom of

(Encyclopedia)speech, freedom of, liberty to speak and otherwise express oneself and one's opinions. Like freedom of the press (see press, freedom of the), which pertains to the publication of speech, freedom of sp...

taffeta

(Encyclopedia)taffeta, cloth, originally silk but now also made of synthetic fibers, supposed to have originated in Persia. The name, derived from Persian, means “twisted woven.” Taffeta is in the same class an...

Frege, Gottlob

(Encyclopedia)Frege, Gottlob gôtˈlōp frāˈgə [key], 1848–1925, German philosopher and mathematician. He was professor of mathematics (1879–1918) at the Univ. of Jena. Frege was one of the founders of moder...

Massah

(Encyclopedia)Massah mĕrˈĭbə [key], or Massah and Meribah, in the Bible, symbolic name of the place, near Horeb, where Moses brought forth water from the rock. A similar event and an equally symbolic name conce...

ceremony

(Encyclopedia)ceremony, expression of shared feelings and attitudes through more or less formally ordered actions of an essentially symbolic nature performed on appropriate occasions. A ceremony involves stereotype...