(Encyclopedia) health-care proxy, legal document in which a person assigns to another person, usually called an agent or proxy, the authority to make medical decisions in case of incapacitation. It…
(Encyclopedia) diffusion, in chemistry, the spontaneous migration of substances from regions where their concentration is high to regions where their concentration is low. Diffusion is important in…
(Encyclopedia) Doppler effect, change in the wavelength (or frequency) of energy in the form of waves, e.g., sound or light, as a result of motion of either the source or the receiver of the waves;…
(Encyclopedia) Obadiah, short prophetic book of the Bible. The prophet is otherwise unknown. The oracle which comprises this book dates from after the destruction of Jerusalem by the Babylonians in…
(Encyclopedia) AntichristAntichristănˈtĭkrīst [key], in Christian belief, a person who will represent on earth the powers of evil by opposing the Christ, glorifying himself, and causing many to leave…
(Encyclopedia) extraditionextraditionĕkstrədĭshˈən [key], delivery of a person, suspected or convicted of a crime, by the state where he has taken refuge to the state that asserts jurisdiction over…
(Encyclopedia) miracle, preternatural occurrence that is viewed as the expression of a divine will. Its awe and wonder lie in the fact that the cause is hidden. The idea of the miracle occurs…
(Encyclopedia) athlete's heart, common term for an enlarged heart associated with repeated strenuous exercise. As a result of the increased workload required of it, the heart will increase…
(Encyclopedia) Lateran Treaty, concordat between the Holy See and the kingdom of Italy signed in 1929 in the Lateran Palace, Rome, by Cardinal Gasparri for Pius XI and by Benito Mussolini for Victor…
(Encyclopedia) Bain, Alexander, 1818–1903, Scottish philosopher and psychologist. He was educated at Marischal College, Aberdeen, where he later taught for three years. He taught one year (1845) at…
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