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propagation of plants

(Encyclopedia) propagation of plants is effected in nature chiefly sexually by the seed and the spore, less often by rhizomes and other methods (see reproduction). Vegetative means include cutting,…

Baldessari, John

(Encyclopedia) Baldessari, John (John Anthony Baldessari), 1931–2020, American artist, b. National City, Calif., grad. San Diego State College (now Univ.; B.A., 1953; M.F.A., 1957). A founder of…

Babenberg

(Encyclopedia) BabenbergBabenbergbäˈbənbĕrk [key], ruling house of Austria (976–1246). It possibly descended from, or succeeded, a powerful Franconian family of the 9th cent. from whose castle the…

Taurus, in astronomy

(Encyclopedia) Taurus [Lat.,= the bull], in astronomy, constellation NW of Orion and lying on the ecliptic (the sun's apparent path through the heavens) between Gemini and Aries; it is one of the…

environmental impact statement

(Encyclopedia) environmental impact statement, analysis of the impact that a proposed development, usually industrial, will have on the natural and social environment. It includes assessment of long…

evil

(Encyclopedia) evil, antithesis of good. The philosophical problem of evil is most simply stated in the question, why does evil exist in the world? Death, disease, and sin are often included in the…

John XXII, pope

(Encyclopedia) John XXII, 1244–1334, pope (1316–34), a Frenchman (b. Cahors) named Jacques Duèse; successor of Clement V. Formerly, he was often called John XXI. He reigned at Avignon. John was…

artificial life support

(Encyclopedia) artificial life support, systems that use medical technology to aid, support, or replace a vital function of the body that has been seriously damaged. Such techniques include…

net neutrality

(Encyclopedia) net neutrality, the principle or requirement that Internet service providers (ISPs) allow equal access to all Internet content. The issue of insuring net neutrality has become of…

aye-aye

(Encyclopedia) aye-ayeaye-ayeīˈīˈ [key], name for an aberrant primate, Daubentonia madagascariensis, related to the lemurs but distinguished by its specialized teeth and fingers. A large nocturnal…