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pontifex maximus

(Encyclopedia)pontifex maximus pŏnˈtĭfĕks măkˈsĭməs [key], highest priest of Roman religion and official head of the college of pontifices. As the chief administrator of religious affairs he regulated the c...

mandorla

(Encyclopedia)mandorla mänˈdôrlä [key], [Ital.,=almond], a medieval Christian artistic convention by which an oval or almond-shaped area or series of lines surrounds a deity, most commonly Jesus. The mandorla i...

Harnack, Adolf von

(Encyclopedia)Harnack, Adolf von äˈdôlf fən härˈnäk [key], 1851–1930, German theologian and church historian. He was professor of church history successively in the universities of Leipzig, Giessen, Marbur...

Pereyaslav-Khmelnytskyy

(Encyclopedia)Pereyaslav-Khmelnytskyy pĕrˈĕyəsläfˈ-khmĭlnyĭtˈskē [key], town, in Ukraine, on the Trubezh River. It was known in 907 and served as the fortified capital of the duchy of Pereyaslavl (11th–...

priest

(Encyclopedia)priest, in Christianity: see orders, holy. ...

Niebuhr, Reinhold

(Encyclopedia)Niebuhr, Reinhold rīnˈhōld nēˈbo͝or [key], 1892–1971, American religious and social thinker, b. Wright City, Mo. A graduate of Yale Divinity School, he served (1915–28) as pastor of Bethel E...

eider, in zoology

(Encyclopedia)eider: see duck.

diet, in nutrition

(Encyclopedia)diet, food and drink regularly consumed for nourishment. Nutritionists generally recommend eating a wide variety of foods; however, some groups of people survive on a very limited diet. The traditiona...

dike, in technology

(Encyclopedia)dike, in technology: see levee.

dimension, in mathematics

(Encyclopedia)dimension, in mathematics, number of parameters or coordinates required locally to describe points in a mathematical object (usually geometric in character). For example, the space we inhabit is three...