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neoplasm

(Encyclopedia)neoplasm or tumor, tissue composed of cells that grow in an abnormal way. Normal tissue is growth-limited, i.e., cell reproduction is equal to cell death. Feedback controls limit cell division after a...

suburb

(Encyclopedia)suburb, a community in an outlying section of a city or, more commonly, a nearby, politically separate municipality with social and economic ties to the central city. In the 20th cent., particularly i...

post-traumatic stress disorder

(Encyclopedia)post-traumatic stress disorder (PTSD), mental disorder that follows an occurrence of extreme psychological stress, such as that encountered in war or resulting from violence, childhood abuse, sexual a...

reproductive system

(Encyclopedia)CE5 Reproductive system reproductive system, in animals, the anatomical organs concerned with production of offspring. In humans and other mammals the female reproductive system produces the femal...

Kryvyy Rih

(Encyclopedia)Kryvyy Rih krĭvĭˈ rĭkh [key], Rus. Krivoy Rog, city (1989 pop. 713,000), SE Ukraine, at the confluence of the Inhulets and Saksagan rivers. It is a rail junction, an industrial center, and a metal...

Missoula

(Encyclopedia)Missoula mĭzo͞oˈlə [key], city (1990 pop. 42,918), seat of Missoula co., W Mont., on the Clark Fork of the Columbia River; inc. 1889. In the midst of five watered valleys, large forests, and an ex...

Kinorhyncha

(Encyclopedia)Kinorhyncha kĭnˌərĭngˈkə [key], phylum containing about 150 species of tiny pseudocoelomate worms, it is widely distributed in marine sediments. The kinorhynch body is divided into 13 segments, ...

Kaskaskia

(Encyclopedia)Kaskaskia kăskăsˈkēə [key], small village, Randolph co., SE Ill., on Kaskaskia island in the Mississippi River where it is joined by the Kaskaskia River. The settlement was established (1703) by ...

Mosquera, Tomás Cipriano de

(Encyclopedia)Mosquera, Tomás Cipriano de tōmäsˈ sēprēäˈnō ᵺā mōskāˈrä [key], 1798–1878, Colombian general and president. He first gained attention by his service in the war against Spain. As pres...

Hirota, Koki

(Encyclopedia)Hirota, Koki kōˈkē hēˈrōtä [key], 1878–1948, Japanese statesman. He graduated from the law school of Tokyo Univ. A career diplomat, he served as ambassador to Russia (1930–32) and as foreig...