Columbia Encyclopedia

Search results

303 results found

Brenner, Sydney

(Encyclopedia)Brenner, Sydney, 1927–2019, British molecular biologist, Ph.D. Oxford, 1954. He was director of the MRC Laboratory of Molecular Biology in Cambridge, England (1979–86), and director of the MRC Mol...

Brunhild

(Encyclopedia)Brunhild brĭnˈhĭld [key], mighty female warrior of Germanic mythology and literature. In the Nibelungenlied, a medieval German epic poem (see under Nibelungen), she is the warlike queen of Iceland,...

Wilson, August

(Encyclopedia)Wilson, August, 1945–2005, American playwright and poet, b. Pittsburgh as Frederick August Kittel, Jr. Largely self-educated, Wilson first attracted wide critical attention with his Broadway debut, ...

refrigeration

(Encyclopedia)CE5 Compression system of refrigeration refrigeration, process for drawing heat from substances to lower their temperature, often for purposes of preservation. Refrigeration in its modern, portabl...

transmigration of souls

(Encyclopedia)transmigration of souls or metempsychosis mətĕmˌsəkōˈsĭs [key] [Gr.,=change of soul], a belief common to many cultures, in which the soul passes from one body to another, either human, animal, ...

polyp and medusa

(Encyclopedia)CE5 Polyp and medusa stages in the life cycle of Obelia, representative of the phylum Cnidaria polyp and medusa, names for the two body forms, one nonmotile and one typically free swimming, found ...

mite

(Encyclopedia)mite, small, often microscopic arachnid that belongs to several orders in the subclass Acari (or Acarina), to which the tick also belongs; mites and ticks are related to the spiders. The unsegmented m...

Copland, Aaron

(Encyclopedia)Copland, Aaron kōpˈlənd [key], 1900–1990, American composer, b. Brooklyn, N.Y. Copland was a pupil of Rubin Goldmark and of Nadia Boulanger, who introduced his work to the United States when she ...

urinalysis

(Encyclopedia)urinalysis yo͝orˌənălˈĭsĭs [key], clinical examination of urine for the purpose of medical diagnosis. Urine is initially examined for such characteristics as color, odor, and specific gravity. ...

Parsifal

(Encyclopedia)Parsifal pärˈsĭfäl [key], figure of Arthurian legend also known as Sir Percivale, who is in turn a later form of a hero of Celtic myth. The name originally occurs as Pryderi, an alternative name o...