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Star-Spangled Banner, The

(Encyclopedia)Star-Spangled Banner, The, American national anthem, beginning, “O say can you see by the dawn's early light.” The words were written by Francis Scott Key, a young Washington attorney who during t...

ignition

(Encyclopedia)CE5 Ignition system ignition, apparatus for igniting a combustible mixture. The German engineer Nikolaus A. Otto, in his first gas engine, used flame ignition; another method was heating a metal t...

temperature

(Encyclopedia)CE5 Temperature scales temperature, measure of the relative warmth or coolness of an object. Temperature is measured by means of a thermometer or other instrument having a scale calibrated in unit...

Melilla

(Encyclopedia)Melilla mālēˈlyä [key], autonomous city (2011 pop. 81,323), 5 sq mi (13 sq km), Spanish possession on the Mediterranean coast of Morocco, NW Africa. Administered directly by the Spanish government...

Taylor, Joseph Hooton, Jr.

(Encyclopedia)Taylor, Joseph Hooton, Jr., 1941–, American astrophysicist, b. Philadelphia, Ph.D. Harvard, 1968. Taylor was a professor at the Univ. of Massachusetts at Amherst from 1969 to 1980, when he joined th...

dative

(Encyclopedia)dative dāˈtĭv [key] [Lat.,=giving], in Latin grammar, the case typically used to refer to an indirect object, i.e., a secondary recipient of an action. For example, him in I gave him a book is tran...

Hampton Roads Peace Conference

(Encyclopedia)Hampton Roads Peace Conference, meeting held on Feb. 3, 1865, on board the Union transport River Queen in Hampton Roads, Va., with the object of ending the Civil War. President Lincoln and Secretary o...

loudspeaker

(Encyclopedia)CE5 Electrodynamic loudspeaker loudspeaker or speaker, device used to convert electrical energy into sound. It consists essentially of a thin flexible sheet called a diaphragm that is made to vibr...

mushroom

(Encyclopedia)CE5 The poisonous mushroom Amanita mushroom, type of basidium fungus characterized by spore-bearing gills on the underside of the umbrella- or cone-shaped cap. The name toadstool is popularly rese...

serine

(Encyclopedia)CE5 serine sĕrˈēn [key], organic compound, one of the 20 amino acids commonly found in animal proteins. Only the l-stereoisomer appears in mammalian protein. It is not essential to the human die...