Computer processing of a language with rules that reflect and describe current usage rather than prescribed usage.
A research and development program initiated by the NATIONAL LIBRARY OF MEDICINE to build knowledge sources for the purpose of aiding the development of systems that help health professionals retrieve and integrate biomedical information. The knowledge sources can be used to link disparate information systems to overcome retrieval problems caused by differences in terminology and the scattering of relevant information across many databases. The three knowledge sources are the Metathesaurus, the Semantic Network, and the Specialist Lexicon.
Organized activities related to the storage, location, search, and retrieval of information.
The gradual expansion in complexity and meaning of symbols and sounds as perceived and interpreted by the individual through a maturational and learning process. Stages in development include babbling, cooing, word imitation with cognition, and use of short sentences.
The science of language, including phonetics, phonology, morphology, syntax, semantics, pragmatics, and historical linguistics. (Random House Unabridged Dictionary, 2d ed)
The relationships between symbols and their meanings.
Using an INTERNET based personal journal which may consist of reflections, comments, and often hyperlinks.
The act or practice of literary composition, the occupation of writer, or producing or engaging in literary work as a profession.
Skills in the use of language which lead to proficiency in written or spoken communication.
The sum or the stock of words used by a language, a group, or an individual. (From Webster, 3d ed)
Conditions characterized by deficiencies of comprehension or expression of written and spoken forms of language. These include acquired and developmental disorders.