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whooping cough

(Encyclopedia)whooping cough or pertussis, highly communicable infectious disease caused by the bacterium Bordetella pertussis. The early or catarrhal stage of whooping cough is manifested by the usual symptoms of ...

Benaiah

(Encyclopedia)Benaiah bēnāˈyə [key], in the Bible. 1 One of David's warriors, faithful in David's old age to Solomon. 2 Warrior under David. 3 Levite of the reign of Hezekiah. 4 Father of Pelatiah. ...

Townsend, Francis Everett

(Encyclopedia)Townsend, Francis Everett tounˈzənd [key], 1867–1960, American reformer, leader of an old-age pension movement, b. Fairbury, Ill., grad. Univ. of Nebraska medical school, 1903. He practiced medici...

geologic timescale

(Encyclopedia)CE5 geologic timescale, a chronological scale of earth's history used to measure the relative or absolute age of any part of geologic time. Of the numerous timescales, the most common is based on g...

Picts

(Encyclopedia)Picts, ancient inhabitants of central and N Scotland, of uncertain origin. First mentioned (a.d. 297) by the Roman writer Eumenius as northern invaders of Roman Britain, they were probably descendants...

autism

(Encyclopedia)autism ôˈtĭzəm [key], developmental disability resulting from a neurological disorder that affects the normal functioning of the brain. It is characterized by the abnormal development of communica...

geriatrics

(Encyclopedia)geriatrics jĕrēăˈtrĭks [key], the branch of medicine concerned with conditions and diseases of the aged. Many disabilities in old age are caused by or related to the deterioration of the circulat...

Ba Jin

(Encyclopedia)Ba Jin or Pa Chin both: bäˈ jĭnˈ [key], pseud. of Li Yaotang (also Li Feigan), 1904–2005, one of China's most acclaimed modern novelists, b. Chengdu. Born into a wealthy family, he received a br...

Haydn, Franz Joseph

(Encyclopedia)Haydn, Franz Joseph fränts yōˈzĕf hīˈdən [key], 1732–1809, Austrian composer, one of the greatest masters of classical music. As a boy he sang in the choir at St. Stephen's, Vienna, where he ...

Catherine of Siena, Saint

(Encyclopedia)Catherine of Siena, Saint sēĕnˈə [key], 1347–80, Italian mystic and diplomat, a member of the third order of the Dominicans, Doctor of the Church. The daughter of Giacomo Benincasa, a Sienese dy...