Britannica
Encyclopedias since 1768  
ABCDEFGHIJKLMNOPQRSTUVWXYZ0-9
Later Palace Period ... Latimer, William
Later Palace Period
(from the article "Aegean civilizations") Various disasters occurred in Crete about the turn of the 18th and 17th centuries BC. The palaces at Knossos and Mallia were damaged, while that at Phaistos and a building that may have been the residence of a local ruler ...
Later Shu
(from the article "China") ...in China, mainly in the south: the Wu (902-937), the Nan (Southern) Tang (937-975/976), the Nan Ping (924-963), the Chu (927-951), the Qian (Former) Shu (907-925), the Hou (Later) Shu (934-965), the Min (909-945), the Bei (Northern) Han (951-979), the ...
Later Tang dynasty
(from the article "Five Dynasties") ...Wen after he usurped the Tang throne in 907. Zhu was murdered by his own son in 912, and the Hou Liang was overthrown by one of its generals, Zhuangzong (personal name Li Cunxu), who established the Hou (Later) Tang ...
Later Three Kingdoms
(from the article "Korea, history of") ...and Kungye, established, respectively, the Later Paekche (892) and Later Koguryo (also called Majin or T'aebong; 901) kingdoms. Together with Silla, they are commonly referred to as the Later Three Kingdoms. In this period Son (Zen) Buddhism was most popular, ...
Later Three Years' War
(from the article "Minamoto Yoshiie") ...Nine Years' War, however, this conflict was fought without any commission from the court and was evidence of the Minamotos' growing independence. These later battles are collectively known as the Later Three Years' War, three years being the time of ...
Later Vedic Period
(from the article "India") The principal literary sources from this period are the Sama-, the Yajur-, and the Atharvaveda (mainly ritual texts), the Brahmanas (manuals on ritual), and the Upanishads (Upanisads) and Aranyakas (collections of philosophical and metaphysical discourses). Associated with the corpus are ...
Later Zhou dynasty
(from the article "Five Dynasties") ...name Liu Zhiyuan) founded the Hou (Later) Han dynasty and pushed the Khitan back into Inner Asia. But this regime lasted only four years before still another general usurped the throne, founding the Hou (Later) Zhou dynasty. Although progress toward ...
lateral
in phonetics, a consonant sound produced by raising the tip of the tongue against the roof of the mouth so that the airstream flows past one or both sides of the tongue. The l sounds of English, Welsh, and other ... [3 Related Articles]
lateral
(from the article "irrigation and drainage") The smallest component of the subsurface system, the lateral, primarily removes water from the soil. The laterals may be arranged in either a uniform or a random pattern. The choice is governed by the crop grown and its value, the ...
lateral femoral cutaneous nerve
(from the article "nervous system, human") Minor cutaneous and muscular branches of the lumbar plexus include the iliohypogastric, genitofemoral, and ilioinguinal (projecting to the lower abdomen and to inguinal and genital regions) and the lateral femoral cutaneous nerve (to skin on the lateral thigh). Two major ...
lateral fontanel
(from the article "fontanel") ...cranial bones; they allow for molding of the fetal head during passage through the birth canal. Those at the sides of the head are irregularly shaped and located at the unions of the sphenoid and mastoid bones with the parietal ...
lateral geniculate body
(from the article "eye, human") In general, the lateral geniculate neuron is characterized by an accentuation of the centre-periphery arrangement, so that the two parts of the receptive field tend to cancel each other out completely when stimulated together, by contrast with the ganglion cell ...
lateral horn
(from the article "nervous system, human") ...play key roles in transmission and in patterned reflexes. The gray matter forms three pairs of horns throughout most of the spinal cord: (1) the dorsal horns, composed of sensory neurons, (2) the lateral horns, well defined in thoracic segments ...
lateral hypaxial muscle
(from the article "muscle") ...A rectus abdominis muscle runs longitudinally along the ventral aspect of the body wall between the pectoral and pelvic girdles, and laterally this muscle is associated with the third group, the lateral hypaxial muscles. The third group consists of three ...
lateral lemniscus
(from the article "ear, human") ...connection with the olivary cells of the same side. Together, these fibres form the trapezoid body. Fibres from the dorsal cochlear nucleus cross the midline to end on the cells of the nuclei of the lateral lemniscus. There they are ...
lateral line canal
(from the article "lateral line system") ...may also be organized singly. At its simplest, rows of neuromasts appear on the surface of the skin; however, for most fishes, they lie embedded in the floor of mucus-filled structures called lateral line canals. These canals are placed just ...
lateral line system
a system of tactile sense organs, unique to aquatic vertebrates from cyclostome fishes (lampreys and hagfish) to amphibians, that serves to detect movements and pressure changes in the surrounding water. It is made up of a series of mechanoreceptors called ... [5 Related Articles]
lateral meristem
(from the article "angiosperm") ...their ability to differentiate into cells of a different type under appropriate conditions. The parenchyma cells of the pericycle, then, can be considered meristematic in that they give rise to new lateral meristems and lateral roots. In woody roots the ...
lateral moraine
(from the article "moraine") ...of glacial debris pushed forward by the leading glacial snout and dumped at the outermost edge of any given ice advance. It curves convexly down the valley and may extend up the sides as lateral moraines. It may appear as ...
lateral pectoral nerve
(from the article "nervous system, human") Nerves to shoulder and pectoral muscles include the dorsal scapular (to the rhomboid muscles), suprascapular (to supraspinatus and infraspinatus), medial and lateral pectoral (to pectoralis minor and major), long thoracic (to serratus anterior), thoracodorsal (to latissimus dorsi), and subscapular (to ...
lateral plate
(from the article "animal development") ...typical of vertebrates (seen especially in the lower fishlike forms but also in the embryos of higher vertebrates). The lateral and ventral mesoderm, which remains unsegmented, is called the lateral plate. The somites remain connected to the lateral plate by ...
lateral process
(from the article "heel") ...joint and in front with the cuboid, another tarsal bone. Posteriorly, a roughened area, the tuber calcanei, takes much of the weight in standing. On one side of this is a small protuberance, the lateral process, developed only in humans, ...
lateral ramification
(from the article "Lamarck, Jean-Baptiste") ...simplest microscopic organisms, or "infusorians," and rising up to the mammals. The species, however, could not be arranged in a simple series. Lamarck described them as forming "lateral ramifications" with respect to the general "masses" of organization represented by the ...
lateral root
(from the article "angiosperm") ...adventitious root system. The most common type, the primary system, consists of a taproot (primary root) that grows vertically downward (positive geotropism). From the taproot are produced smaller lateral roots (secondary roots) that grow horizontally or diagonally. These secondary roots ...
lateral sclerosis
(from the article "nervous system disease") Amyotrophic lateral sclerosis (ALS) and lateral sclerosis are both motor neuron diseases, progressive disorders of older people that affect neurons of the ventral horns, of the medullary motor nuclei, and of the corticospinal tracts. ALS, or Lou Gehrig disease, is ...
lateral secretion
geological process by which ore minerals dissolved from wall rocks by percolating waters are redeposited in nearby openings. Put forth in 1847, the theory was vigorously attacked in the late 1800s by geologists who contended that the deposits were formed ...
lateral semicircular canal
(from the article "ear, human") The three semicircular canals of the bony labyrinth are designated, according to their position, superior, horizontal, and posterior (Figure 3). The superior and posterior canals are in diagonal vertical planes that intersect at right angles. Each canal has an expanded ...
lateral system
(from the article "lighthouse") ...Australia, New Zealand, Africa, the Persian Gulf, and most Asian states. Region B includes the Americas, Japan, Korea, and the Philippines. In both regions, the buoyage systems divide buoys into Lateral, Cardinal, and associated classes. Lateral buoys are used to ...
laterality
in biological psychology, the development of specialized functioning in each hemisphere of the brain or in the side of the body which each controls. [2 Related Articles]
Lateran Council
any of the five ecumenical councils of the Roman Catholic Church held in the Lateran Palace in Rome. [21 Related Articles]
Lateran Palace
(from the article "Fontana, Domenico") Fontana designed the Vatican Library (1587-90), the Acqua Felice (1587), and the present Lateran Palace, built on the ruins of the old medieval palace. He collaborated with Giacomo della Porta on the completion of St. Peter's dome (1588-90) from Michelangelo's ...
Lateran Treaty
treaty (effective June 7, 1929, to June 3, 1985) between Italy and the Vatican. It was signed by Benito Mussolini for the Italian government and by cardinal secretary of state Pietro Gasparri for the papacy and confirmed by the Italian ... [12 Related Articles]
laterite
soil layer that is rich in iron oxide and derived from a wide variety of rocks weathering under strongly oxidizing and leaching conditions. It forms in tropical and subtropical regions where the climate is humid. Lateritic soils may contain clay ... [11 Related Articles]
Latest Jomon
(from the article "arts, East Asian") Evidence from the Latest, or Final, Jomon (c. 1000-3rd century BC) suggests that inhospitable forces, whether contagious disease or climate, were at work. There was a considerable decrease in population and a regional fragmentation of cultural expression. Particularly noteworthy was ...
latewood
(from the article "angiosperm") ...annual, but under environmental fluctuations, such as drought, more than one can form, or none at all. Growth rings result from the difference in density between the early wood (spring wood) and the late wood (summer wood); early wood is ...
latex
colloidal suspension, either the milky white liquid emulsion found in the cells of flowering plants such as the Para rubber tree (Hevea brasiliensis) or any of various manufactured water emulsions consisting of synthetic rubber or plastic. [6 Related Articles]
latex paint
(from the article "chemical industry") ...as a by-product in the manufacture of paper, is still used. A petroleum distillate, however, is equally effective. The thinner completely evaporates very shortly after the paint is applied. In latex paints, the paint itself is in the form of ...
Latfwala, Ntombi
(from the article "Swaziland") ...est.): 1,141,000 | Capitals: Mbabane (administrative and judicial); Lozitha and Ludzidzini (royal); Lobamba (legislative) | Chief of state: King Mswati III, with much power shared by his mother, Queen Mother Ntombi Latfwala | Head of government: Prime Minister Absalom Themba ...
Latgalian
(from the article "Baltic states") ...on the peninsula of Courland (modern Kurzeme). To the east were the Semigallians, in present-day central Latvia and portions of northern Lithuania. Eastern Latvia was inhabited by the Selonians and Latgalians. At least four major principalities can be distinguished among ...
lath
any material fastened to the structural members of a building to provide a base for plaster. Lath can be of wood, metal, gypsum, or insulated board. In older residential buildings, narrow wood strips were generally used.
Latham, Mark
Australian politician, who served as leader of the Australian Labor Party (ALP) from 2003 to 2005. [3 Related Articles]
Latham, Peter
(from the article "rackets") The world rackets championship, which is decided by a challenge match, has been dominated by English players, although India and the United States have also produced outstanding players. Peter Latham, an English professional, is generally rated the greatest of rackets ...
lathe
machine tool that performs turning operations in which unwanted material is removed from a workpiece rotated against a cutting tool. [5 Related Articles]
Lathrop, Julia Clifford
American social welfare worker who was the first director of the U.S. Children's Bureau.
Lathrop, Mother Alphonsa
U.S. author, nun, and founder of the Servants of Relief for Incurable Cancer, a Roman Catholic congregation of nuns affiliated with the Third Order of St. Dominic and dedicated to serving victims of terminal cancer.
Latia neritoides
(from the article "bioluminescence") The limpet Latia neritoides, found in streams around Auckland, N.Z., is the only strictly freshwater luminous form known. The so-called firefly shrimp (hotaru ebi) is found in Lake Suwa, Japan, but the light is from luminous bacteria that infect the ...
Laticauda
(from the article "sea snake") The six species of sea kraits (genus Laticauda) are not as specialized for aquatic life as the true sea snakes. Although the tail is flattened, the body is cylindrical, and the nostrils are lateral. They have enlarged ...
latifundium
any large ancient Roman agricultural estate that used a large number of peasant or slave labourers. [5 Related Articles]
latihan
(from the article "Subud") The central feature of Subud is the latihan, its only group spiritual activity, which is usually held for an hour twice a week. During latihan, undergone by men and women in separate rooms, members allow the power of God to ...
Latimer, Hugh
English Protestant who advanced the cause of the Reformation in England through his vigorous preaching and through the inspiration of his martyrdom. [1 Related Articles]
Latimer, William
(from the article "United Kingdom") ...was not yet of age. In 1371 Parliament demanded the dismissal of William of Wykeham, the chancellor, and the appointment of laymen to state offices. The new government, dominated by men such as William Latimer, the chamberlain, proved unpopular and ...
© 2006 Encyclopædia Britannica Australia Ltd
Encyclopedia Home | World Atlas