Italian mathematician, astronomer, and physicist who is best known for his work in hydraulics. His most significant contributions to science, however, were in the compilation, interpretation, and dissemination of the ...
historic region of The Netherlands and Germany fronting the North Sea and including the Frisian Islands. It has been divided since 1815 into Friesland, a province of The Netherlands, and ...
in decorative arts, lightly carved ornamentation on furniture made by the Pennsylvania Germans, whose emigration from Hanoverian Friesland to colonial British America began in the 17th century. Coming from one ...
low-lying chain of islands from 3 to 20 miles (5 to 32 km) off the northern European mainland. They extend in an arc from near the port of Den Helder ...
the West Germanic language most closely related to English. Although Frisian was formerly spoken from what is now the province of Noord-Holland (North Holland) in The Netherlands along the North ...
the literature that is written in West Frisian, a language closely related to Old English, and now spoken primarily by the inhabitants of Friesland, a northern province of The Netherlands. ...
any small fly of the family Chloropidae (order Diptera), destructive to oats, rye, barley, wheat, and other cereal grains. Frit flies, often bright yellow and black, are usually found in ...
English painter famous for his crowded scenes of contemporary English life, executed with a preciseness of technique akin to that of the Pre-Raphaelites.
any ornamental plant of the genus Fritillaria of the family Liliaceae, consisting of about 80 species of bulbous, mostly perennial herbs, native primarily to the North Temperate Zone. Members of ...
any of three types of fried foods. Plain fritters are deep-fried cakes of chou paste or a yeast dough. In a second type bits of meat, seafood, vegetables, or fruit ...
German journalist and broadcaster, a member of the Nazi propaganda ministry, whose nightly commentaries on Nazi radio throughout World War II climaxed in his broadcast of the news of Hitler's ...
regione of northeastern Italy, bordering Austria to the north, Slovenia to the east, the Adriatic Sea to the south, and the Veneto region to the west. It ...
the most famous of the Basel scholar-printers, whose professional innovations revolutionized printing in Basel and whose publications included many outstanding works of scholarship.
German explorer, ethnologist, and one of the originators of the culture-historical approach to ethnology. He was also a leading authority on prehistoric art.
German composer, organist, and harpsichordist whose keyboard compositions are generally acknowledged to be among the richest and most attractive of the early Baroque era.
inlet of the North Atlantic Ocean extending into southeastern Baffin Island, Nunavut territory, Canada. The bay is about 150 miles (240 km) long and 20-40 miles (32-64 km) wide and ...
pedagogic system of German educator Friedrich Froebel (1782-1852), founder of the kindergarten in 1837. Froebel's methods, based on Johann Pestalozzi's ideas, were rooted in the premise that man is essentially ...
any of various tailless amphibians belonging to the order Anura. Used strictly, the term may be limited to any member of the family Ranidae (true frogs), but more broadly the ...
(Coeloglossum viride), one of two small terrestrial plants in the genus Coeloglossum (family Orchidaceae), native to open places in Great Britain, northern Eurasia, and northern North America. The flowers usually ...
any of about 60 species of small marine fishes of the family Antennariidae (order Lophiiformes), usually found in shallow, tropical waters. Frogfishes are robust, rather lumpy fishes with large mouths ...
any of the approximately 2,000 species of small (rarely more than 1.5 cm [0.6 inch]) hopping insects of the family Cercopidae (order Homoptera). The whitish nymph secretes a fluid through ...
member of a naval underwater demolition team. In World War II their efforts reduced troop losses and facilitated the landing of men and supplies on enemy shores. Before an amphibious ...
any of numerous birds, comprising the family Podargidae in the order Caprimulgiformes, named for their characteristic broad, froglike gape. Frogmouths inhabit the forests of southeastern Asia and Australia. Unlike the ...
rare childhood metabolic disorder characterized by obesity, growth retardation, and retarded development of the genital organs. It is usually associated with tumours of the hypothalamus, causing increased appetite and depressed ...
European medieval poet and court historian whose Chronicles of the 14th century remain the most important and detailed documents of feudal times and the best contemporary exposition of chivalric and ...
in northeastern South Australia, large, shallow depression 60 mi (100 km) long by 30 mi wide, intermittently filled with water, 280 mi northeast of Adelaide. It is the southernmost of ...
German-born American psychoanalyst and social philosopher who explored the interaction between psychology and society. By applying psychoanalytic principles to the remedy of cultural ills, Fromm believed, mankind could develop a ...
series of civil wars in France between 1648 and 1653, during the minority of Louis XIV. The Fronde (the name for the "sling" of a children's game played in the ...
in meteorology, interface or transition zone between two air masses of different density and temperature; the sporadic flareups of weather along this zone, with occasional thunderstorms and electrical activity, was, ...
easternmost section of the Southern Rocky Mountains, extending about 300 miles (500 km) south-southeastward from near Casper in southeastern Wyoming to Fremont county in south-central Colorado, U.S. The Front Range ...
(count of Palluau and of) French courtier and governor of New France (1672-82, 1689-98), who, despite a record of misgovernment, managed to encourage profitable explorations westward and to repel British ...
vital and exuberant literature that was generated by the westward expansion of the United States in the late 18th and the 19th centuries. The spontaneity, sense of fun, exaggeration, fierce ...
Roman soldier, governor of Britain, and author of the De aquis urbis Romae ("Concerning the Waters of the City of Rome"), a history and description of the water supply of ...
prominent Roman orator, rhetorician, and grammarian whose high reputation-equal in ancient times to those of Cato, Cicero, and Quintilian-was based chiefly on his orations, all of which are lost.
city, capital (since 1926) of Frosinone provincia, Lazio (Latium) regione, central Italy, on a hill above the Cosa River, on the Via Casilina. It originated as Frusino, a town of ...
atmospheric moisture directly crystallized on the ground and on exposed objects. The term also refers to the occurrence of subfreezing temperatures that affect plants and crops.
temperature, below 0° C (32° F), at which moisture in the air will condense as a layer of frost on any exposed surface. The frost point is analogous to the ...
American illustrator, famous for his drawings of Uncle Remus, Brer Rabbit, and other characters created by Joel Chandler Harris, an American writer of Southern dialect folktales.
hero of Chartism (the first mass political reform movement) and leader of the Newport rising of November 4, 1839, in which about 20 Chartists were killed by troops.
American poet who was much admired for his depictions of the rural life of New England, his command of American colloquial speech, and his realistic verse portraying ordinary people in ...
a freezing of living tissue; frostbite occurs whenever heat loss from a tissue is sufficient to permit ice formation. The freezing-thawing process causes mechanical damage to cells (from ice), tissue ...
separation of minerals differing little in density but greatly in wettability by surface-active agents that stabilize a froth formed on the surface of an agitated suspension of the minerals in ...
(French: "rubbing"), in visual arts, technique of obtaining an impression of the surface texture of a material, such as wood, by placing a piece of paper over it and rubbing ...
Italian secular song popular in the late 15th and early 16th centuries. Usually the frottola was a composition for four voice parts with the melody in the top line. Frottole ...
in hydrology and fluid mechanics, dimensionless quantity used to indicate the influence of gravity on fluid motion. It is generally expressed as F = v/(gd)-12, in which d is depth ...
English historian and biographer whose History of England from the Fall of Wolsey to the Defeat of the Spanish Armada, 12 vol. (1856-70), fundamentally altered the whole direction of Tudor ...
Anglican churchman and a leader of the Oxford Movement, which sought to reintroduce High Church, or "catholic," thought and practice into the Church of England.
English engineer and naval architect who influenced ship design by developing a method of studying scale models propelled through water and applying the information thus obtained to full-size ships. He ...
any of the complete meals or portions of meals that are precooked, assembled into a package, and frozen for retail sale. They are popular among consumers because they provide a ...
a member of a group of carbohydrates known as simple sugars, or monosaccharides. Fructose, along with glucose, occurs in fruits, honey, and syrups; it also occurs in certain vegetables. It ...
disturbance of fructose metabolism resulting from a hereditary disorder or intolerance. Normally, fructose is first metabolized in the body to fructose-1-phosphate by a specific organic catalyst or enzyme called fructokinase. ...
in its strict botanical sense, the fleshy or dry ripened ovary of a plant, enclosing the seed or seeds. Thus, apricots, bananas, and grapes, as well as bean pods, corn ...
any of numerous tropical bat species belonging either to the Old World fruit bats (family Pteropodidae), such as flying foxes, or to fruit-eating genera of the American leaf-nosed bats (family ...
any two-winged insect of either the family Trypetidae (see ) or the family Drosophilidae (order Diptera) whose larvae feed on fruit or other vegetative matter. Insects of the family Trypetidae ...
symptom of plant disease, usually caused by fungi and bacteria. A spot is a definite, localized area. Spots frequently enlarge and merge to form a rot, a softening discoloration and ...
any of a few genera of insects in the family Byfuridae (order Coleoptera) whose larvae feed on fruit. A common example of this family of small, hairy, oval beetles is ...
Syrian apostle who introduced Christianity into Ethiopia. As first bishop of its ancient capital, Aksum, he structured the emerging Christian church there in the orthodox theology of the Alexandrian school ...
