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Prescriptive specifications define the requirements using generic or proprietary descriptions of what is required, whereas performance specifications focus on the outcomes rather than the characteristics of the components. Specifications are an integral part of Building Information Modeling and cover the non-geometric requirements.
Linguistic description is often contrasted with linguistic prescription, [8] which is found especially in education and in publishing. [9] [10]As English-linguist Larry Andrews describes it, descriptive grammar is the linguistic approach which studies what a language is like, as opposed to prescriptive, which declares what a language should be like.
Linguistic prescription [a] is the establishment of rules defining publicly preferred usage of language, [1] [2] including rules of spelling, pronunciation, vocabulary, grammar, etc. Linguistic prescriptivism may aim to establish a standard language, teach what a particular society or sector of a society perceives as a correct or proper form, or advise on effective and stylistically apt ...
A further distinction is between declarative or descriptive knowledge in contrast to prescriptive knowledge. Descriptive knowledge represents what the world is like. It describes and classifies what phenomena are there and in what relations they stand toward each other. It is interested in what is true independently of what people want.
Prescriptive vs. descriptive Lexicographers apply two basic philosophies to the defining of words: prescriptive or descriptive . Noah Webster , intent on forging a distinct identity for the American language, altered spellings and accentuated differences in meaning and pronunciation of some words.
In general, the word prescriptive refers to refer to normative judgments, i.e. judgments about what is good or bad, such as: Prescriptive analytics, third and final phase of business analytics; Linguistic prescriptivism, the laying down of normative language rules; Prescriptive (normative) economics, branch of economics that incorporates value ...
This method of teaching is divided into the descriptive: grammatical analysis, and the prescriptive: the articulation of a set of rules. Following an analysis of the context in which it is to be used, one grammatical form or arrangement of words will be determined to be the most appropriate. It helps in learning the grammar of foreign languages.
"Normative" is sometimes also used, somewhat confusingly, to mean relating to a descriptive standard: doing what is normally done or what most others are expected to do in practice. In this sense a norm is not evaluative, a basis for judging behavior or outcomes; it is simply a fact or observation about behavior or outcomes, without judgment.