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In library and information science, controlled vocabulary is a carefully selected list of words and phrases, which are used to tag units of information (document or work) so that they may be more easily retrieved by a search. [ 4][ 5] Controlled vocabularies solve the problems of homographs, synonyms and polysemes by a bijection between ...
Roget's Thesaurus is composed of six primary classes. [5] Each class is composed of multiple divisions and then sections. This may be conceptualized as a tree containing over a thousand branches for individual "meaning clusters" or semantically linked words.
Synonym. A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. [ 2] For example, in the English language, the words begin, start, commence, and initiate are all synonyms of one another: they are synonymous. The standard test for synonymy is substitution: one ...
Thesaurus. A thesaurus ( pl.: thesauri or thesauruses ), sometimes called a synonym dictionary or dictionary of synonyms, is a reference work which arranges words by their meanings (or in simpler terms, a book where one can find different words with similar meanings to other words), [ 1][ 2] sometimes as a hierarchy of broader and narrower ...
The following is a concise list of online English dictionaries whose definitions are based upon well-established content. American Heritage Dictionary American Heritage Dictionary of the English Language, Fifth Ed. Collins Online Dictionary Collins Unabridged English Dictionary; Collins Unabridged Thesaurus; Collins Webster's American English ...
e. Problem solving is the process of achieving a goal by overcoming obstacles, a frequent part of most activities. Problems in need of solutions range from simple personal tasks (e.g. how to turn on an appliance) to complex issues in business and technical fields. The former is an example of simple problem solving (SPS) addressing one issue ...
Problem set. A problem set, sometimes shortened as pset, [ 1] is a teaching tool used by many universities. Most courses in physics, math, engineering, chemistry, and computer science will give problem sets on a regular basis. [ 2] They can also appear in other subjects, such as economics . It is essentially a list of several mildly difficult ...
Problem statement. A problem statement is a description of an issue to be addressed. or a condition to be improved upon. It identifies the gap between the current problem and goal. The first condition of solving a problem is understanding the problem, which can be done by way of a problem statement. [ 1]