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tick

(Encyclopedia)tick, small, parasitic arachnid of the order Ixodida, closely related to the mites. Ticks, which are larger than the often microscopic mites, are all parasitic in at least one developmental stage; mos...

Annelida

(Encyclopedia)CE5 A. The earthworm, Lumbricus terrestris, representative of the phylum Annelida. B. Internal anatomy of an earthworm. Annelida ənĕlˈĭdə [key] [Lat., anellus=a ring], phylum of soft-bodied, ...

Doisy, Edward Adelbert

(Encyclopedia)Doisy, Edward Adelbert doiˈzē [key], 1893–1986, American biochemist, b. Hume, Ill., grad. Univ. of Illinois (B.A., 1914), Ph.D. Harvard, 1920. For his discovery of the chemical nature of vitamin K...

feud

(Encyclopedia)feud, formalized private warfare, especially between family groups. The blood feud (see vendetta) is characteristic of those societies in which a strong central government either has not arisen or has...

Hawkes, John

(Encyclopedia)Hawkes, John (John Clendennin Burne Hawkes, Jr.), 1925–98, American writer, b. Stamford, Conn., grad. Harvard, 1949. He taught English at Brown Univ. after 1958. Hawkes is considered one of the most...

Mephibosheth

(Encyclopedia)Mephibosheth mĭfĭbˈəshĕth [key], in the Bible. 1 Jonathan's lame. David restored Saul's lands to him, and spared him when he gave the Gibeonites seven of Saul's descendants to settle a blood debt...

Mitchell, Silas Weir

(Encyclopedia)Mitchell, Silas Weir, 1829–1914, American physician and author, b. Philadelphia, M.D. Jefferson Medical College, 1850, studied in Paris. A pioneer in the application of psychology to medicine, he wo...

Marsyas

(Encyclopedia)Marsyas märˈsēəs [key], in Greek mythology, Phrygian satyr. He found the flute that Athena had invented but had thrown away. He became so skillful with the instrument that he challenged the lyre-p...

Sagan, Françoise

(Encyclopedia)Sagan, Françoise kwärĕzˈ [key], 1935–2004, French novelist, b. Françoise Quoirez. She became famous with her precocious first book, Bonjour tristesse (1954, tr. 1955), a bittersweetly amoral po...

scar

(Encyclopedia)scar, fibrous connective tissue that forms at the site of injury or disease in any tissue of the body. Scar tissue may replace injured skin and underlying muscle, damaged heart muscle, or diseased are...