Columbia Encyclopedia

(Encyclopedia) sebaceous gland səbāˈshəs [key], gland in the skin of mammals that secretes an oily substance called sebum. In humans, sebaceous glands are primarily found in association with hair follicles but a...

(Encyclopedia) taste, response to chemical stimulation that enables an organism to detect flavors. In humans and most vertebrate animals, taste is produced by the stimulation by various substances of the taste buds ...

(Encyclopedia) tent, portable shelter of canvas, skins, felt, matting, or other material usually supported by poles and used chiefly by nomads, hunters, and campers. Tents have been used by pastoral peoples since an...

(Encyclopedia) Samara səmäˈrə [key], formerly Kuybyshev, city (1989 pop. 1,254,000), capital of its region, E central European Russia, on the left bank of the Volga and at the mouth of the Samara River. It is a ...

(Encyclopedia) Fukuoka fo͝oko͞oˈōkä [key], city, capital of Fukuoka prefecture, N Kyushu, Japan, on Hakata ...

(Encyclopedia) Eyzies-de-Tayac, Les lā zāzēˈ-də-tīäkˈ [key], or Les Eyzies, village, Dordogn...

(Encyclopedia) Springfield. 1 City (1990 pop. 105,227), state capital and seat of Sangamon co., central Ill., on the Sangamon River; settled 1818, inc. as a city 1840. In a rich agricultural region (sorghum, corn, c...

(Encyclopedia) diffusion, in chemistry, the spontaneous migration of substances from regions where their concentration is high to regions where their concentration is low. Diffusion is important in many life process...

(Encyclopedia) loess lĕs, lōˈəs, Ger. lös [key], unstratified soil deposit of varying thickness, usually yellowish and composed of fine-grained angular mineral particles mixed with clay. It is found in many reg...

(Encyclopedia) Menominee mənŏmˈənē [key], indigenous people of North America whose language belongs to the Algonquian branch of the Algonquian-Wakashan linguistic stock (see Native American languages). Also cal...