A critical vocabulary is a formal terminology related to one or more branches of critical theory. Terminology is the study of terms and their use Terms are Words and Compound words that are used in specific contexts In the Humanities and Social sciences, critical theory is the examination and critique of Society and Literature, drawing from knowledge across Although it may be considered a type of jargon, it is predominantly used by academics and is not slang. For Wikipedia jargon see WikipediaGlossary. For hacker slang see Jargon File. Slang is the use of highly informal Words and expressions that are not considered standard in the speaker's Dialect or Language. The word critical, as used in the term critical vocabulary, takes on two meanings: "of essential importance" and "of or pertaining to critics or criticism. " Thus, the vocabulary is of essential importance to the critical theory that employs it and is used by that critical theory in order to produce criticism. The word critic comes from the Greek el κριτικός ( el-Latn kritikós) "able to discern" which in turn derives from the word
Unlike the term jargon, the term critical vocabulary is seldom used as a collective noun. In Linguistics, a collective noun is a word used to define a group of objects where "objects" can be People, Animals Inanimate things It is typically preceded by the definite or indefinite article. When speaking about more than one critical theory, it is used in the plural (i. e. "the critical vocabularies of postmodern studies").
Several people have criticized critical vocabularies as tools of alienation or obfuscation.   Also there have been assertions that the relatively recent proliferation of critical vocabularies has resulted in redundancy of both terms and ideas.  See the Pitfalls section under jargon. For Wikipedia jargon see WikipediaGlossary. For hacker slang see Jargon File.