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Helen Newington Wills
Helen Newington Wills (Helen Wills Moody Roark), 1905-98, American tennis player, b. Centerville, Calif. She studied art at the Univ. of California and later gave exhibitions of her paintings and etchings, but gained international attention through tennis. She won seven U.S. singles crowns (1923-25...
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self-help group
self-help group nonprofessional organization formed by people with a common problem or situation, for the purpose of pooling resources, gathering information, and offering mutual support, services, or care. Self-help groups began to spread in the United States following World War II and proliferate...
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Jacques Delors
Jacques Delors (Jacques Lucien Jean Delors) 1925-, French economist and politician and European statesman, president (1985-95) of the European Commission. Beginning in the 1940s, he held a series of posts in French banking and state planning, eventually becoming (1969) an adviser to Gaullist Prim...
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multiplexing
multiplexing in communication, technique whereby two or more independent messages, or information-bearing signals, are carried by a single common medium, or channel. When multiplexing is performed, two or more channels are combined into a single channel, or, in a process often called demultiplexing...
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nucleon
nucleon term applying to both the proton and the neutron , the two constituents of atomic nuclei. The nucleon may be considered a single particle, of which the proton and the neutron are two different states. See atom ; elementary particles .
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Samuel Alexander
Samuel Alexander 1859-1938, British philosopher, b. Australia. From 1893 to 1924 he was professor of philosophy at Victoria Univ., Manchester. Strongly influenced by the theory of evolution, Alexander conceived of the world as a single cosmic process in which higher forms of being emerge periodical...
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hydroxyl group
hydroxyl group , in chemistry, functional group that consists of an oxygen atom joined by a single bond to a hydrogen atom. An alcohol is formed when a hydroxyl group is joined by a single bond to an alkyl group or aryl group . A metal hydroxide is formed when a hydroxyl group is joined to a ...
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bookkeeping
bookkeeping maintenance of systematic and convenient records of money transactions in order to show the condition of a business enterprise. The essential purpose of bookkeeping is to reveal the amounts and sources of the losses and profits for any given period. Proper bookkeeping should also reveal...
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social work
social work organized effort to help individuals and families to adjust themselves to the community, as well as to adapt the community to the needs of such persons and families.
Modern Social Work
Modern social work employs three methods of assistance: case work, group work, and community...
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harelip
harelip congenital abnormality in which there is a cleft or split in the upper lip. There may be a single opening in the middle portion of the lip or an opening on each side. The condition frequently occurs along with a cleft palate , an opening in the roof of the mouth. Harelip is usually correct...
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