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tunicate
(Encyclopedia) tunicatetunicatet&oomacr;ˈnəkĭt [key], marine animal of the phylum Chordata, which also includes the vertebrates. The adult form of most tunicates (also called urochordates) shows…Huang He
(Encyclopedia) Huang He,&sp;Hwang HoHuang He,both: hwängˈ h&oobreve;ˈ [key], or Yellow River, great river of N China, c.3,000 mi (4,830 km) long, rising in the twin lakes Gyaring and Ngoring…hemorrhagic fever
(Encyclopedia) hemorrhagic feverhemorrhagic feverhĕmˌərăjˈĭk [key], any of a group of viral diseases characterized by sudden onset, muscle and joint pain, fever, bleeding, and shock from loss of…halogen
(Encyclopedia) halogenhalogenhălˈəjĕn [key] [Gr.,=salt-bearing], any of the chemically active elements found in Group 17 of the periodic table; the name applies especially to fluorine (symbol F),…triggerfish
(Encyclopedia) triggerfish, any of several species of tropical reef fishes with laterally compressed bodies, heavy scales, and tough skins. They are named for the mechanism of the three spines of the…shearwater
(Encyclopedia) shearwater, common name for members of the family Procellariidae, gull-like sea birds related to the petrel and the albatross and including the fulmar. Shearwaters are found on…corona, in astronomy
(Encyclopedia) corona, luminous envelope surrounding the sun, outside the chromosphere. Its density is less than one billionth that of the earth's atmosphere. The corona is visible only at the time…decadents
(Encyclopedia) decadents, in literature, name loosely applied to those 19th-century, fin-de-siècle European authors who sought inspiration, both in their lives and in their writings, in aestheticism…dandelion
(Encyclopedia) dandelion [Eng. form of Fr.,=lion's tooth], any plant of the genus Taraxacum of the family Asteraceae (aster family), perennial herbs of wide distribution in temperate regions. The…azalea
(Encyclopedia) azaleaazaleaəzālˈyə [key] [Gr.,=dry], any species of the genus Rhododendron, North American and Asian shrubs of the family Ericaceae (heath family) that are distinguished by the…