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breeding

(Encyclopedia)breeding, in agriculture and animal husbandry, propagation of plants and animals by sexual reproduction; usually based on selection of parents with desirable traits to produce improved progeny. In con...

hunting

(Encyclopedia)hunting, act of seeking, following, and killing wild animals for consumption or display. It differs from fishing in that it involves only land animals. Hunting was a necessary activity of early humans...

home schooling

(Encyclopedia)home schooling, the practice of teaching children in the home as an alternative to attending public or private elementary or high school. In most cases, one or both of the children's parents serve as ...

naturalization

(Encyclopedia)naturalization, official act by which a person is made a national of a country other than his or her native one. In some countries naturalized persons do not necessarily become citizens but may merely...

de Vries, Hugo

(Encyclopedia)de Vries, Hugo hüˈgō də vrēs [key], 1848–1935, Dutch botanist. He opened a new approach to the study of evolution by using the experimental method to investigate the processes of evolution. His...

Diniz

(Encyclopedia)Diniz, Port. Dinis dēnēshˈ [key], 1261–1325, king of Portugal (1279–1325), son and successor of Alfonso III. Like his grandfather, Alfonso X of Castile, whose legal works he had translated into...

Duhem, Pierre Maurice Marie

(Encyclopedia)Duhem, Pierre Maurice Marie pyĕr mōrēsˈ märēˈ düĕmˈ [key], 1861–1916, French physicist and philosopher and historian of science. After studying at the École Normale Supérieure he taught ...

Danelaw

(Encyclopedia)Danelaw dānˈlôˌ [key], originally the body of law that prevailed in the part of England occupied by the Danes after the treaty of King Alfred with Guthrum in 886. It soon came to mean also the are...

creole language

(Encyclopedia)creole language krēōlˈ [key], any language that began as a pidgin but was later adopted as the mother tongue by a people in place of the original mother tongue or tongues. Examples are the Gullah o...

Clark, Tom Campbell

(Encyclopedia)Clark, Tom Campbell, 1899–1977, U.S. attorney general (1945–49), associate justice of the U.S. Supreme Court (1949–67), b. Dallas, Tex.; father of Ramsey Clark. He received his law degree from t...