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These features must have two important qualities to provide a comprehensive definition. [11] Features entailed by the definition of a concept must be both necessary and sufficient for membership in the class of things covered by a particular concept. [11] A feature is considered necessary if every member of the denoted class has that feature.
Any definition that attempts to set out the essence of something, such as that by genus and differentia, is an intensional definition. An extensional definition, also called a denotative definition, of a concept or term specifies its extension. It is a list naming every object that is a member of a specific set. [3]
Another key concept for Burke is the Terministic screen—a set of symbols that becomes a kind of screen or grid of intelligibility through which the world makes sense to us. Here Burke offers rhetorical theorists and critics a way of understanding the relationship between language and ideology.
A conceptual scheme is a framework of the key concepts and their relationships. [6] Ontology is closely related to metaphysics but the exact relation of these two disciplines is disputed. A traditionally influential characterization asserts that ontology is a subdiscipline of metaphysics.
In the relational model of databases, a primary key is a designated attribute that can reliably identify and distinguish between each individual record in a table.The database creator can choose an existing unique attribute or combination of attributes from the table (a natural key) to act as its primary key, or create a new attribute containing a unique ID that exists solely for this purpose ...
A priori and a posteriori; Abductive reasoning; Ability; Absolute; Absolute time and space; Abstract and concrete; Adiaphora; Aesthetic emotions; Aesthetic interpretation
Concept mapping can also be seen as a first step in ontology-building, and can also be used flexibly to represent formal argument — similar to argument maps. Concept maps are widely used in education and business. Uses include: Note taking and summarizing gleaning key concepts, their relationships and hierarchy from documents and source materials
A key concept for the study of history and public life in most societies regardless of topic, historical significance makes judgements about what is important to be remembered about the past and why, through its reflections on historical aspects to contemporary culture and society [14] including historical reputations, events, issues, [15] monuments, [16] and what is chosen to be emphasized in ...