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Williston, Samuel Wendell

(Encyclopedia)Williston, Samuel Wendell, 1851–1918, American paleontologist and entomologist, b. Boston, grad. Kansas State Agricultural College (B.S., 1872) and Yale (M.D., 1880; Ph.D., 1885). He taught at Yale ...

trefoil

(Encyclopedia)trefoil trēˈfoil [key] [O.Fr.,=three-leaf], in botany, name for several plants, chiefly of the pulse family, having trifoliate leaves. Best known of the trefoils is clover. The bird's-foot trefoil (...

toucan

(Encyclopedia)toucan to͞okănˈ, to͞oˈkän [key], perching bird of the New World tropics, related to the woodpeckers. Toucans vary in size from the jay-sized toucanets to the 24-in. (62-cm) tocos of the Amazon b...

thrush , in zoology

(Encyclopedia)thrush, bird, common name for members of the Turdidae, a large family of birds found in most parts of the world and noted for their beautiful song. The majority are modestly colored, with spotted unde...

Queen Anne's lace

(Encyclopedia)Queen Anne's lace or wild carrot, herb (Daucus carota) of the family Umbelliferae (carrot family), native to the Old World but naturalized and often weedy throughout North America. Similar in appearan...

transcendentalism , American literary and philosophical movement

(Encyclopedia)transcendentalism trănˌsĕndĕnˈtəlĭzəm [key] [Lat.,=overpassing], in literature, philosophical and literary movement that flourished in New England from about 1836 to 1860. It originated among ...

Dahl, Roald

(Encyclopedia)Dahl, Roald däl [key], 1916–90, British writer known for inventive, often macabre children's books and horror-tinged adult fiction. Dahl spurned a university education in favor of world travel, jo...

Jarrett, Keith

(Encyclopedia) Jarrett, Keith , 1945- , American jazz pianist and composer, b. Allentown, Pa. A child prodigy on the piano, Jarrett was exposed to contemporary jazz d...

feathers

(Encyclopedia)CE5 Structure of a bird feather feathers, outgrowths of the skin, constituting the plumage of birds. Feathers grow only along certain definite tracts (pterylae), which vary in different groups of ...

ovum

(Encyclopedia)ovum ōˈvəm [key], in biology, specialized plant or animal sex cell, also called the egg, or egg cell. It is the female sex cell, or female gamete; the male gamete is the sperm. The study of the ovu...