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drug addiction and drug abuse

(Encyclopedia)drug addiction and drug abuse, chronic or habitual use of any chemical substance to alter states of body or mind for other than medically warranted purposes. Traditional definitions of addiction, with...

Aragón

(Encyclopedia)Aragón ârˈəgŏn, Span. ärägōnˈ [key], autonomous community, 18,425 sq mi (47,720 sq km), and former kingdom, NE Spain, bordered on the N by France. The city of Z...

voice, sound produced by living beings

(Encyclopedia)voice, sound produced by living beings. The source of the sound in human speaking and singing is the vibration of the vocal cords, which are inside the larynx, and the production of the sounds is call...

Benedict XVI

(Encyclopedia)Benedict XVI, 1927–2022, pope (2005–13) and Roman Catholic theologian, a German (b. Marktl am Inn, Bavaria) named Josef (or Joseph) Alois Ratzinger;...

Mexican War

(Encyclopedia)Mexican War, 1846–48, armed conflict between the United States and Mexico. The United States had won an easy victory, partly because Mexico, torn by civil strife, could not present a united fron...

mosquito

(Encyclopedia)mosquito məskēˈtō [key], small, long-legged insect of the order Diptera, the true flies. The females of most species have piercing and sucking mouth parts and apparently they must feed at least on...

Goya y Lucientes, Francisco José de

(Encyclopedia)Goya y Lucientes, Francisco José de fränthēsˈkō hōsāˈ ᵺā gōˈyä ē lo͞othēānˈtās [key], 1746–1828, Spanish painter and graphic artist. Goya is generally conceded to be the greatest...

Cortés, Hernán

(Encyclopedia)Cortés, Hernán, or Hernando Cortez kôrtĕzˈ, Span. ārnänˈ, ārnänˈdō kōrtāsˈ [key], 1485–1547, Spanish conquistador, conqueror of Mexico. In Cortés's absence his enemies at home grad...

nursing

(Encyclopedia)nursing, science of providing continuous care for sick or infirm people. While nursing as an occupation has always existed, it is only in fairly recent years that it has developed as a specialized pro...

Giotto

(Encyclopedia)Giotto (Giotto di Bondone) jôtˈtō dē bōndôˈnā [key], c.1266–c.1337, Florentine painter and architect. He is noted not only for his own work, but for the lasting impact he had on the course o...