|
cephalosporin
cephalosporin , any of a group of more than 20 antibiotics derived from species of fungi of the genus Cephalosporium and closely related chemically to penicillin . Cephalosporins, e.g., cefaclor (Ceclor), act against both gram-positive and gram-negative bacteria (see Gram's stain ) by inhibiti...
Read more
|
|
repetitive stress injury
repetitive stress injury or repetitive strain injury (RSI), injury caused by repeated movement of a particular part of the body. Often seen in workers whose physical routine is unvaried, RSI has become epidemic since computers have entered the workplace in large numbers. Many RSIs develop when ...
Read more
|
|
Easter Island
Easter Island Span. Isla de Pascua, Polynesian Rapa Nui, remote island (1992 pop. 2,770), 66 sq mi (171 sq km), in the South Pacific, c.2,200 mi (3,540 km) W of Chile, to which it belongs. Of volcanic origin, Easter Island is mostly covered with grasslands and is swept by strong trade winds. Th...
Read more
|
|
|
hysterectomy
hysterectomy , surgical removal of the uterus . A hysterectomy may involve removal of the uterus only or additional removal of the cervix (base of the uterus), fallopian tubes (salpingectomy), and ovaries (oophorectomy). It may be performed through a conventional abdominal incision or through t...
Read more
|
|
Mediterranean Sea
Mediterranean Sea [Lat.,=in the midst of lands], the world's largest inland sea, c.965,000 sq mi (2,499,350 sq km), surrounded by Europe, Asia, and Africa.
Geography
The Mediterranean is c.2,400 mi (3,900 km) long with a maximum width of c.1,000 mi (1,600 km); its greatest depth is c.14,4...
Read more
|
|
bacteria
bacteria [pl. of bacterium], microscopic unicellular prokaryotic organisms characterized by the lack of a membrane-bound nucleus and membrane-bound organelles. Once considered a part of the plant kingdom, bacteria were eventually placed in a separate kingdom, Monera . Bacteria fall into one of two...
Read more
|
|
|
Nancy Mitford
Nancy Mitford 1904-73, English novelist and biographer, b. London. She managed a London bookshop during World War II and moved to Paris in 1945. Mitford and her six celebrated sisters were born into the British aristocracy, a class she satirizes in her novels, notably In Pursuit of Love (1945) an...
Read more
|
|
|
Georgia
Georgia jôr´je , state in the SE United States, the last of the Thirteen Colonies to be founded. It is bordered by Florida (S), Alabama (W), Tennessee and North Carolina (N), and South Carolina and the Atlantic Ocean (E).
Facts and Figures
Area, 58,876 sq mi (152,489 sq km)....
Read more
|
|
ACE inhibitor
ACE inhibitor or angiotensin-converting enzyme inhibitor , drug used to reduce elevated blood pressure (see hypertension ), to treat congestive heart failure , and to alleviate strain on hearts damaged as a result of a heart attack (see infarction ). ACE inhibitors block production of an enzy...
Read more
|
|
|
cribbage
cribbage , card game played by two persons with a deck of 52 cards and a scoring (pegging) device known as a cribbage board. The board contains four rows of 30 holes each (two rows for each player), plus additional holes, called game holes. Each player gets two pegs to keep the score. The English po...
Read more
|
