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bolometer

(Encyclopedia)bolometer bōlŏmˈətər, bə– [key], instrument for detecting and measuring radiation, e.g., visible light, infrared radiation, and ultraviolet radiation, in amounts as small as one millionth of a...

Yale University

(Encyclopedia)Yale University, at New Haven, Conn.; coeducational. Chartered as a collegiate school for men in 1701 largely as a result of the efforts of James Pierpont, it opened at Killingworth (now Clinton) in 1...

Wittgenstein, Ludwig Josef Johann

(Encyclopedia)Wittgenstein, Ludwig Josef Johann loŏtˈvĭkh yōˈzĕf yōˈhän vĭtˈgənshtīn [key], 1889–1951, Austrian philosopher, b. Vienna. The second phase of Wittgenstein's philosophy commenced with ...

Zernike, Frits

(Encyclopedia)Zernike, Frits, 1888–1966, Dutch physicist, Ph.D. Univ. of Amsterdam, 1915. He was on the faculty at the Univ. of Groningen from 1915 until his retirement in 1958. Zernike received the 1953 Nobel Pr...

Ezekiel

(Encyclopedia)Ezekiel ēzēˈkēĕl [key], prophetic book of the Bible. The book is a collection of oracles emanating from the career of the priest Ezekiel, who preached to Jews of the Babylonian captivity from 593...

enthalpy

(Encyclopedia)enthalpy ĕnˈthălpē [key], measure of the heat content of a chemical or physical system; it is a quantity derived from the heat and work relations studied in thermodynamics. As a system changes fro...

demography

(Encyclopedia)demography dĭmŏgˈrəfē [key], science of human population. Demography represents a fundamental approach to the understanding of human society. Its primary tasks are to ascertain the number of peop...

Foxe, John

(Encyclopedia)Foxe, John, 1516–87, English clergyman, author of the noted Book of Martyrs. He early became a Protestant and, when Mary Tudor became queen, he fled from England to Strasbourg. There was printed (15...

Wildsmith, Brian Lawrence

(Encyclopedia)Wildsmith, Brian Lawrence, 1930–2016, English children's book author and illustrator. He attended the Slade School of Fine Art, University College London (1949–52), and served in the army before b...

Gregory of Narek, Saint

(Encyclopedia)Gregory of Narek, Saint, c.950–1003, Armenian monk, mystic poet, and theologian, Doctor of the Church. He entered monastic life at an early age, becoming a priest at age 25. Gregory wrote letters, o...