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Helvétius, Claude Adrien
(Encyclopedia) Helvétius, Claude AdrienHelvétius, Claude Adrienhĕlvēˈshəs, Fr. klōd ädrēăNˈ ĕlvāsyüsˈ [key], 1715–71, French philosopher, one of the Encyclopedists. He held the post of farmer-general…canon, in music
(Encyclopedia) canon, in music, a type of counterpoint employing the strictest form of imitation. All the voices of a canon have the same melody, beginning at different times. Successive entrances…Castor and Pollux
(Encyclopedia) Castor and PolluxCastor and Polluxpŏlˈəks [key], in classical mythology, twin heroes called the Dioscuri; Castor was the son of Leda and Tyndareus, Pollux the son of Leda and Zeus.…Echo, in Greek mythology
(Encyclopedia) Echo, in Greek mythology, mountain nymph. She assisted Zeus in one of his amorous adventures by distracting Hera with her chatter. For this Hera made her unable to speak except to…automation
(Encyclopedia) automation, automatic operation and control of machinery or processes by devices, such as robots that can make and execute decisions without human intervention. The principal feature…influenza
(Encyclopedia) influenza or flu, acute, highly contagious disease caused by a RNA virus (family Orthomyxoviridae); formerly known as the grippe. There are three types of the virus, designated A, B,…rape, in law
(Encyclopedia) rape, in law, the crime of sexual relations, often specifically sexual intercourse, without the consent of the victim, often through force or threat of violence. The victim is deemed…Euclid, Greek mathematician
(Encyclopedia) EuclidEuclidy&oomacr;ˈklĭd [key], fl. 300 b.c., Greek mathematician. Little is known of his life other than the fact that he taught at Alexandria, being associated with the school…Vesta, in astronomy
(Encyclopedia) VestaVestavĕsˈtə [key], in astronomy, the fourth asteroid to be discovered. It was found in 1807 by H. Olbers. It is the third largest asteroid in size, with a diameter of c.326 mi (…Norwegian language
(Encyclopedia) Norwegian language, member of the North Germanic, or Scandinavian, group of the Germanic subfamily of the Indo-European family of languages. It is spoken by about 4 million people in…