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cresol

(Encyclopedia) cresolcresolkrēˈsōl [key], CH3C6H4OH, any one of three aromatic alcohols present in coal tar. The three compounds are structural isomers; they may be thought of as hydroxy derivatives…

SOS

(Encyclopedia) SOS, code letters of the international distress signal. The signal is expressed in International Morse code as … — — — ……———… (three dots, three dashes, three dots). This combination…

median

(Encyclopedia) median. 1 In statistics, a type of average. In a group of numbers as many numbers of the group are larger than the median as are smaller. In the group 4, 5, 6, 9, 13, 14, 19, the…

van Basten, Marco

(Encyclopedia) van Basten, Marco, 1964–, Dutch soccer player. A powerful striker/forward, he began his professional playing career at Ajax Amsterdam (1982–87), where he was a key factor in the team's…

bark, sailing vessel

(Encyclopedia) bark or barquebarqueboth: bärk [key], sailing vessel with three masts, of which the mainmast and the foremast are square-rigged while the mizzenmast is fore-and-aft-rigged. Although…

Cotton, Henry

(Encyclopedia) Cotton, Henry (Thomas Henry Cotton), 1907–87, British golfer, b. Cheshire, England. Although he played as a professional at the age of 17, Cotton did not achieve international…

Tehran Conference

(Encyclopedia) Tehran Conference, Nov. 28–Dec. 1, 1943, meeting of President Franklin Delano Roosevelt, Prime Minister Winston Churchill, and Premier Joseph Stalin at Tehran, Iran. The conference was…

Biles, Simone Arianne

(Encyclopedia) Biles, Simone Arianne, 1997–, American gymnast, b. Columbus, Ohio. Known for her consistency and the high degree of difficulty of her routines, she was the first gymnast to win three…

Wise Men of the East

(Encyclopedia) Wise Men of the East,&sp;Magi, or Three Kings, men who came from the East to adore the newborn Jesus. Mat. 2. They were the first to tell Herod of the birth. A star (the Star of…

triglyceride

(Encyclopedia) triglyceride, ester formed from glycerol and one to three fatty acids. Fats and oils are triglycerides. In a simple triglyceride such as palmitin or stearin, all three fatty-acid…