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sunflower

(Encyclopedia)sunflower, any plant of the genus Helianthus of the family Asteraceae (aster family), annual or perennial herbs native to the New World and common throughout the United States. In cultivation, the flo...

book clubs

(Encyclopedia)book clubs. As a phenomenon in American cultural life, book clubs have made an impact in two periods of history. During the 18th and 19th cent. book clubs were formed for the purposes of discussion an...

breakfast cereal

(Encyclopedia)breakfast cereal, a food made from grain, commonly eaten in the morning. The oldest type of cereal, known as porridge or gruel, requires cooking in water or milk. The modern breakfast cereals, however...

hall

(Encyclopedia)hall, a communicating passageway or, in medieval buildings, the large main room. In the feudal castle of N Europe it was a single apartment, and in it lord and retainers lounged, ate, and slept. From ...

acne

(Encyclopedia)acne, common inflammatory disease of the hair follicles and sebaceous glands characterized by blackheads, whiteheads, pustules, nodules and, in the more severe forms, by cysts and scarring. The lesion...

vinegar

(Encyclopedia)vinegar, sour liquid consisting mainly of acetic acid and water, produced by the action of bacteria on dilute solutions of ethyl alcohol derived from previous yeast fermentation. The coloring and flav...

cassava

(Encyclopedia)cassava mănˈēŏk [key], name for many species of the genus Manihot of the family Euphorbiaceae (spurge family). The roots, which resemble sweet potatoes and are eaten in much the same way, yield ca...

saffron

(Encyclopedia)saffron, name for a fall-flowering plant (Crocus sativus) of the family Iridaceae (iris family) and also for a dye obtained therefrom. The plant is native to Asia Minor, where for centuries it has bee...

toxoplasmosis

(Encyclopedia)toxoplasmosis, infection caused by Toxoplasma gondii, a single-celled parasitic microorganism that can infect most warm-blooded animals but reproduces only in animals of the cat family, who shed the p...

Samak Sundaravej

(Encyclopedia)Samak Sundaravej säˈmäk so͞ontärəwāˈ [key], 1935–2009, Thai political leader, prime minister of Thailand (2008), b. Bangkok. He earned a law degree from Thammasat Univ., Bangkok, then worked...