kifejezes

Kifejezés is a Hungarian noun meaning expression, phrase, or formula, used to describe how meaning is conveyed in language, mathematics, and various forms of communication. The standard spelling in Hungarian is kifejezés, with diacritics; in contexts without diacritics it may appear as kifejezes.

Etymology and senses. The word derives from the verb kifejezni, “to express,” with the nominalizing suffix -zés. It is related to the broader idea of outwardly presenting or communicating meaning. In many contexts, kifejezés can refer to both a linguistic unit and a mathematical or symbolic form that expresses a value or relation.

Linguistic usage. In language study, kifejezés denotes any unit that conveys meaning, ranging from a single word to longer phrases or sentences. It can also describe fixed expressions with figurative meaning, such as idioms or set phrases, as well as more general acts of expression in speech and writing, including stylistic or rhetorical expression.

Mathematics and logic. In mathematics, a kifejezés (expression) is a combination of numbers, variables, and operators that represents a value to be evaluated, such as 2x + 5 or (a − b)². In computing and logic, the term is used similarly to refer to code fragments or logical constructs that yield a result.

Related concepts. Common related terms include kifejezésmód (mode of expression), kifejezésérték (value of an expression), and nyelvészeti termékek referring to linguistic expressions more broadly. The word is flexible, reflecting both concrete units and the act of expressing ideas.