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Aristotle

(Encyclopedia) AristotleAristotleărˌĭstŏtˈəl [key], 384–322 b.c., Greek philosopher, b. Stagira. He is sometimes called the Stagirite. After the decline of Rome, Aristotle's work was lost in the…

interlude

(Encyclopedia) interlude, development in the late 15th cent. of the English medieval morality play. Played between the acts of a long play, the interlude, treating intellectual rather than moral…

bow, in music

(Encyclopedia) bowbowbō [key], implement used in playing stringed instruments. Its name originated from the fact that in its early form it resembled an archer's bow, but by the 17th cent. the…

actinium

(Encyclopedia) actiniumactiniumăktĭnˈēəm [key] [Gr.,=like a ray], radioactive chemical element; symbol Ac; at. no. 89; mass number of most stable isotope 227; m.p. about 1,050℃; b.p. 3,200℃±300℃; sp…

ligament

(Encyclopedia) ligamentligamentlĭgˈəmənt [key], strong band of white fibrous connective tissue that joins bones to other bones or to cartilage in the joint areas. The bundles of collagenous fibers…

calcium carbonate

(Encyclopedia) calcium carbonate, CaCO3, white chemical compound that is the most common nonsiliceous mineral. It occurs in two crystal forms: calcite, which is hexagonal, and aragonite, which is…

ohm

(Encyclopedia) ohmohmōm [key] [for G. S. Ohm], symbol Ω, unit of electrical resistance, defined as the resistance in a circuit in which a potential difference of one volt creates a current of one…

bounty, payment made by a government

(Encyclopedia) bounty, amount paid by a government for the achievement of certain economic or other goals. It often takes the form of a premium paid for the increased production or export of certain…

cantata

(Encyclopedia) cantatacantatakəntäˈtə [key] [Ital.,=sung], composite musical form similar to a short unacted opera or brief oratorio, developed in Italy in the baroque period. The term was first used…

boron

(Encyclopedia) boronboronbōrˈŏn [key] [New Gr. from borax], chemical element; symbol B; at. no. 5; interval in which at. wt. ranges 10.806–10.821; m.p. about 2,300℃; sublimation point about 2,550℃;…