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ephemeris time

(Encyclopedia)ephemeris time (ET), astronomical time defined by the orbital motions of the earth, moon, and planets. The earth does not rotate with uniform speed, so the solar day is an imprecise unit of time. Ephe...

anomalistic year

(Encyclopedia)anomalistic year ənŏmˌəlĭsˈtĭk [key], time required for the earth to go from the perihelion point once around the sun and back to the perihelion point. It is 365 days, 6 hr, 13 min, 53.0 sec of...

Morley, Edward Williams

(Encyclopedia)Morley, Edward Williams, 1838–1923, American scientist, b. Newark, N.J., grad. Williams College, 1860. From 1869 to 1906 he was professor of chemistry at Western Reserve College (now Case Western Re...

music hall

(Encyclopedia)music hall. In England, the Licensing Act of 1737 confined the production of legitimate plays to the two royal theaters—Drury Lane and Covent Garden; the demands for entertainment of the rising lowe...

odometer

(Encyclopedia)odometer ōdŏmˈĭtər [key], instrument provided in an automotive vehicle to indicate the total number of miles that have been traveled. The odometer generally shares a housing with the vehicle's sp...

oracle

(Encyclopedia)oracle, in Greek religion, priest or priestess who imparted the response of a god to a human questioner. The word is also used to refer to the response itself and to the shrine of a god. Every oracula...

Belmonte, Juan

(Encyclopedia)Belmonte, Juan hwän bĕlmōnˈtā [key], 1892–1962, Spanish matador, b. Seville. He is generally considered the greatest matador of all time, as remarkable for the poetry of his motion in the bullr...

vomiting

(Encyclopedia)vomiting, ejection of food and other matter from the stomach through the mouth, often preceded by nausea. The process is initiated by stimulation of the vomiting center of the brain by nerve impulses ...

Waltari, Mika

(Encyclopedia)Waltari, Mika mēˈkə välˈtärē [key], 1908–79, Finnish author. Waltari wrote plays, detective stories, and travelogues, but is best known for his novels. After completing his university educati...

West, Mae

(Encyclopedia)West, Mae, 1893–1980, American stage and movie comedienne, b. Brooklyn, N.Y., as Mary Jane West. The unparalleled mistress of double entendre, West began in burlesque and continued in vaudeville, st...