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periwinkle, in botany
(Encyclopedia)periwinkle, in botany: see dogbane. ...periwinkle, in zoology
(Encyclopedia)periwinkle, any of a group of marine gastropod mollusks having conical, spiral shells. Periwinkles feed on algae and seaweed. They are found at the water's edge; out of water, they resist drying by cl...Perseus, in astronomy
(Encyclopedia)Perseus, in astronomy, northern constellation lying E of Cassiopeia and N of Taurus. It contains the bright star Mirfak (Alpha Persei) and Algol (Beta Persei), a visible variable star of the type know...ornament, in architecture
(Encyclopedia)ornament, in architecture, decorative detail enhancing structures. Structural ornament, an integral part of the framework, includes the shaping and placement of the buttress, cornice, molding, ceiling...ornament, in music
(Encyclopedia)ornament, in music, notes added to a melodic line for the purpose of embellishment or decoration, often called graces. Ornamentation was practiced as early as the Middle Ages by the singers of plainso...naturalism, in art
(Encyclopedia)naturalism, in art, a tendency toward strict adherence to the physical appearance of nature and rejection of ideal forms. Artists as diverse as Velázquez, J. F. Millet, and Monet, have followed natur...naturalism, in literature
(Encyclopedia)naturalism, in literature, an approach that proceeds from an analysis of reality in terms of natural forces, e.g., heredity, environment, physical drives. The chief literary theorist on naturalism was...naturalism, in philosophy
(Encyclopedia)naturalism, in philosophy, a position that attempts to explain all phenomena and account for all values by means of strictly natural (as opposed to supernatural) categories. The particular meaning of ...nautilus, in zoology
(Encyclopedia)nautilus or chambered nautilus, cephalopod mollusk belonging to the sole surviving genus (Nautilus) of a subclass that flourished 200 million years ago, known as the nautiloids. The spirally coiled sh...aureole, in art
(Encyclopedia)aureole, in art: see nimbus.Browse by Subject
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