widely cultivated American plant cultivated in tropical and warm regions; showy yellow flowers on stalks that bend over to the soil so that seed pods ripen underground
a painful inflammation of the big toe and foot caused by defects in uric acid metabolism resulting in deposits of the acid and its salts in the blood and joints
medium to large deciduous timber tree of the eastern United States and southeastern Canada having dark outer bark and yellow inner bark used for tanning; broad five-lobed leaves are bristle-tipped
an ancient city (widely regarded as the world's oldest) and present capital and largest city of Syria; according to the New Testament, the Apostle Paul (then known as Saul) underwent a dramatic conversion on the road to Damascus
a system of notation for dance movements that uses symbols to represent points on a dancer's body and the direction of the dancer's movement and the tempo and the dynamics
east Asian rhizomatous clump-forming perennial herbs having flowers on long leafless stalks; cosmopolitan in cultivation: day lilies; sometimes placed in subfamily Hemerocallidaceae
evergreen tree of eastern Asia and Philippines having large leathery leaves and small green-white flowers in compact cymes; bark formerly used medicinally
any of various chiefly deciduous ornamental shrubs of the genus Philadelphus having white sweet-scented flowers, single or in clusters; widely grown in temperate regions
a not uncommon congenital defect in which a vertebra is malformed; unless several vertebrae are affected or there is myelomeningocele there are few symptoms; can be diagnosed by amniocentesis
fragrant rounded shrub of southwestern United States and adjacent Mexico having brittle stems and small crowded blue-green leaves and yellow flowers; produces a resin used in incense and varnish and in folk medicine
a highly infectious disease of rodents (especially rabbits and squirrels) and sometimes transmitted to humans by ticks or flies or by handling infected animals
a vitamin of the vitamin B complex that performs an important role in the oxidation of fats and carbohydrates and certain amino acids; occurs in many foods
phenomenon that occurs when a metal is being heated and there is a sudden slowing in the rate of temperature increase; slowing is caused by a change in the internal crystal structure of the metal
one of two great schools of Buddhist doctrine emphasizing a common search for universal salvation especially through faith alone; the dominant religion of China and Tibet and Japan
a form of schizophrenia characterized by severe disintegration of personality including erratic speech and childish mannerisms and bizarre behavior; usually becomes evident during puberty; the most common diagnostic category in mental institutions
any of a group of viruses containing DNA in an icosahedral protein shell and causing disease in dogs and cattle; not known to be associated with any human disease
a rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys; is obtained as a by-product in refining molybdenum
modify (as a native protein) especially by heat, acid, alkali, or ultraviolet radiation so that all of the original properties are removed or diminished
large and complicated reddish-brown glandular organ located in the upper right portion of the abdominal cavity; secretes bile and functions in metabolism of protein and carbohydrate and fat; synthesizes substances involved in the clotting of the blood; synthesizes vitamin A; detoxifies poisonous substances and breaks down worn-out erythrocytes
(Greek mythology) a sea nymph transformed into a sea monster who lived on one side of a narrow strait; drowned and devoured sailors who tried to escape Charybdis (a whirlpool) on the other side of the strait
the reasoning involved in drawing a conclusion or making a logical judgment on the basis of circumstantial evidence and prior conclusions rather than on the basis of direct observation
a soft silvery-white tetravalent radioactive metallic element; isotope 232 is used as a power source in nuclear reactors; occurs in thorite and in monazite sands
an amphibole mineral consisting of calcium magnesium silicate in monoclinic crystalline form; a source of jade that is less valuable than from jadeite; once believed to cure kidney disorders
any plant of the genus Acanthus having large spiny leaves and spikes or white or purplish flowers; native to Mediterranean region but widely cultivated
flat-topped or convex inflorescence in which the individual flower stalks grow upward from various points on the main stem to approximately the same height; outer flowers open first
an itchy skin eruption characterized by weals with pale interiors and well-defined red margins; usually the result of an allergic response to insect bites or food or drugs
a radioactive gaseous element formed by the disintegration of radium; the heaviest of the inert gasses; occurs naturally (especially in areas over granite) and is considered a hazard to health
the exterior protective or supporting structure or shell of many animals (especially invertebrates) including bony or horny parts such as nails or scales or hoofs
(maritime law) a fraudulent breach of duty by the master of a ship that injures the owner of the ship or its cargo; includes every breach of trust such as stealing or sinking or deserting the ship or embezzling the cargo
important marine food and game fishes found in all tropical and temperate seas; some are at least partially endothermic and can thrive in colder waters
any of numerous insects of the order Dermaptera having elongate bodies and slender many-jointed antennae and a pair of large pincers at the rear of the abdomen
any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves; used as dielectrics because of their resistance to electricity
one of a series of rounded projections (or the notches between them) formed by curves along an edge (as the edge of a leaf or piece of cloth or the margin of a shell or a shriveled red blood cell observed in a hypertonic solution etc.)
any shrub or small tree of the genus Rauwolfia having leaves in whorls and cymose flowers; yield substances used medicinally especially as emetics or purgatives or antihypertensives
Old World fragrant stoloniferous perennial having small white flowers and narrow leaves used as flavoring and in sachets; widely cultivated as a ground cover; in some classifications placed in genus Asperula
an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products
an elastic material obtained from the latex sap of trees (especially trees of the genera Hevea and Ficus) that can be vulcanized and finished into a variety of products
handsome South American shrub or small tree having bright scarlet flowers and yielding a valuable fine-grained yellowish wood; yields the bitter drug quassia from its wood and bark