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duck

(Encyclopedia)duck, common name for wild and domestic waterfowl of the family Anatidae, which also includes geese and swans. It is hunted and bred for its meat, eggs, and feathers. Strictly speaking, duck refers to...

Nietzsche, Friedrich Wilhelm

(Encyclopedia)Nietzsche, Friedrich Wilhelm frēˈdrĭkh vĭlˈhĕlm nēˈchə [key], 1844–1900, German philosopher, b. Röcken, Prussia. The son of a clergyman, Nietzsche studied Greek and Latin at Bonn and Leipz...

Browning, Robert

(Encyclopedia)Browning, Robert, 1812–89, English poet. His remarkably broad and sound education was primarily the work of his artistic and scholarly parents—in particular his father, a London bank clerk of inde...

spinning

(Encyclopedia)spinning, the drawing out, twisting, and winding of fibers into a continuous thread or yarn. From antiquity until the Industrial Revolution, spinning was a household industry. The roughly carded fiber...

eclipse

(Encyclopedia)CE5 A. Lunar eclipse B. Solar eclipse eclipse ēklĭpsˈ, ĭ– [key] [Gr.,=failing], in astronomy, partial or total obscuring of one celestial body by the shadow of another. Best known are the lu...

Echinodermata

(Encyclopedia)CE5 Internal anatomy of a sea star, representative of the phylum Echinodermata Echinodermata əkīˌnōdûrˈmətə [key] [Gr.,=spiny skin], phylum of exclusively marine bottom-dwelling invertebra...

wrestling

(Encyclopedia)wrestling, sport in which two unarmed opponents grapple with one another. The object is to secure a fall, i.e., cause the opponent to lose balance and fall to the floor, and ultimately to pin the supi...

cartel

(Encyclopedia)cartel kärtĕlˈ [key], national or international organization of manufacturers or traders allied by agreement to fix prices, limit supply, divide markets, or to fix quotas for sales, manufacture, or...

dredging

(Encyclopedia)dredging, process of excavating materials underwater. It is used to deepen waterways, harbors, and docks and for mining alluvial mineral deposits, including tin, gold, and diamonds. The Dutch at an ea...

mole, in zoology

(Encyclopedia)mole, in zoology, common name for the small, burrowing, insectivorous mammals of the family Talpidae, found throughout the temperate Northern Hemisphere. Moles are trapped as pests, although they prob...