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LD50
LD50 Lethal dose 50, or median lethal dose: the amount of a pharmacological or toxic substance (such as ionizing radiation) that causes death in 50% of a group of experimental animals. For each LD50 the species and weight of the animal and the route of administration of the substance is specified.... Read more |
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Deheubarth
Deheubarth (‘the south part’), one of Wales's larger medieval kingdoms. Formed during the reign of Hywel Dda (died 949/50) by combining, through marriage, Seisyllwg and Dyfed, it covered the west and south-west of Wales and sometimes extended into Brycheiniog. Hywel's line ended with... Read more |
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50 Cent
50 Cent July 6, 1976 • Queens, New York Rap musician The rapper known as 50 Cent is living proof that hip-hop is as much a lifestyle as it is a type of music. He was a star in the underground mix-tape circuit for several years, but the rest of the world did not hear about him until 2002,... Read more |
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Hywel
Hywel (d. 949/50), king of much of Wales (c.904–49/50), known as Hywel Dda (‘the Good’). The grandson of Rhodri Mawr, king of Gwynedd, he and his brother inherited Seisyllwg from their father Cadell. After his brother died (920), he became sole ruler. He extended his authority... Read more |
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drought
drought abnormally long period of insufficient rainfall. Drought cannot be defined in terms of inches of rainfall or number of days without rain, since it is determined by such variable factors as the distribution in time and area of precipitation during and before the dry period. Since ancient... Read more |
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Frederick II (Holy Roman Empire)
Frederick II 1194-1250, Holy Roman emperor (1220-50) and German king (1212-20), king of Sicily (1197-1250), and king of Jerusalem (1229-50), son of Holy Roman Emperor Henry VI and of Constance , heiress of Sicily. Rivalry for the German Crown In 1196, Henry VI secured the election as German... Read more |
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Mesozoans
Mesozoa The phylum Mesozoa comprises a small group of parasitic animals that are related to flatworms—a widely dispersed group of free-living and parasitic organisms. Some 50 species have been identified in this phylum to date, all of which are exclusively marine in their lifestyle.... Read more |
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Inheritance tax
Inheritance Tax BIBLIOGRAPHY An inheritance tax is a tax on funds or assets that an individual receives from someone else when the latter dies. Most European countries levy their taxes on bequests from deceased individuals using this type of tax. This is not the only way that a government can... Read more |
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Basilikon Doron
Basilikon Doron [Gr.,=royal gift], book written by James VI of Scotland (subsequently James I of England) as a guide for the conduct of his son Henry when he became king. The work was completed in manuscript in 1598 and published the following year. James warned Henry of meddlesome ministers and... Read more |
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Shammai
Shammai , c.50 BC-c.AD 30, Jewish sage known for his opposition to the liberal teachings of Hillel . He and his school interpreted the Law extremely rigorously, emphasizing deed rather than intent. The conflict between the schools of Shammai and Hillel continued long after their leaders' deaths,... Read more |
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Coalition death toll
...and four US marines killed when...crashes in Kuwait. 22 March...crew. One US marine killed in vehicle accident in Kuwait. 24 March...discharge of .50-calibre machine...British soldier dies in road accident in ... |
 "Daily Record (Glasgow, Scotland)")
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War in the Gulf: UPDATE MONDAY, MARCH 31...(News)
...US base in Kuwait on Sunday...thousands of Marines push north...A Royal Marine becomes the...The soldie dies when Marine river launches...of Royal Marine commandos...1217: US Marines target Saddam...carriers ... |
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Wednesday, June 4
...Commonwealth. 1974 - Death toll from smallpox...Poland in nearly 50 years end Moscow...sentenced to death in Kuwait for plotting...his visit to Kuwait in 1993. 1996...Prince Dipendra dies. Three days...in ... |
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Thursday, June 4
...Commonwealth. 1974 - Death toll from smallpox...Poland in nearly 50 years end Moscow...sentenced to death in Kuwait for plotting...his visit to Kuwait in 1993. 1996...Prince Dipendra dies. Three days...in ... |
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