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Yehoshua, A. B.

(Encyclopedia) Yehoshua, A. B. (Abraham, or Avraham, “Bulli” Yehoshua), 1936–, Israeli writer.He has taught at several schools, and since 1967 has lived in Haifa, where he teaches at the city's…

menopause

(Encyclopedia) menopausemenopausemĕnˈəpôz [key] or climactericclimactericklīmăkˈtərĭk, klīˌmăktĕrˈĭk [key], transitional phase in a woman's life when the ovaries stop releasing eggs, ovarian…

COVID-19

(Encyclopedia) COVID-19, contagious viral disease caused by severe acute respiratory syndrome coronavirus 2, or SARS-CoV-2, a coronavirus that is genetically related to SARS-CoV, which causes SARS.…

blood

(Encyclopedia) blood, fluid pumped by the heart that circulates throughout the body via the arteries, veins, and capillaries (see circulatory system; heart). An adult male of average size normally…

Manhattan, borough, New York City, United States

(Encyclopedia) Manhattan, borough (1990 pop. 1,487,536), 28 sq mi (57 sq km), New York City, SE N.Y., coextensive with New York co. Manhattan is the cultural and commercial heart of the city, and its…

anxiety

(Encyclopedia) anxiety, anticipatory tension or vague dread persisting in the absence of a specific threat. In contrast to fear, which is a realistic reaction to actual danger, anxiety is generally…

lancelet

(Encyclopedia) lancelet, name for small, fishlike lower chordate (see Chordata), also called amphioxus; it shows many affinities with the vertebrates. There are about 30 lancelet species, most…

Khartoum

(Encyclopedia) KhartoumKhartoumkärt&oomacr;mˈ [key], city (1993 pop. 947,483), capital of Sudan, a port at the confluence of the Blue Nile and White Nile rivers. Khartoum is Sudan's second…

diphtheria

(Encyclopedia) diphtheriadiphtheriadĭfthērˈēə [key], acute contagious disease caused by Corynebacterium diphtheriae (Klebs-Loffler bacillus) bacteria that have been infected by a bacteriophage. It…

antioxidant

(Encyclopedia) antioxidant, substance that prevents or slows the breakdown of another substance by oxygen. Synthetic and natural antioxidants are used to slow the deterioration of gasoline and rubber…