Look up expression in Wiktionary, the free dictionary. Expression may refer to: Expression (linguistics), a word, phrase, or sentence Expression (mathematics)...

A regular expression (shortened as regex or regexp), sometimes referred to as rational expression, is a sequence of characters that specifies a match...

Gene expression is the process (including its regulation) by which information from a gene is used in the synthesis of a functional gene product that enables...

In computer programming, an S-expression (or symbolic expression, abbreviated as sexpr or sexp) is an expression in a like-named notation for nested list...

In mathematics, an expression is a written arrangement of symbols following the context-dependent, syntactic conventions of mathematical notation. Symbols...

In computer science, an expression is a syntactic entity in a programming language that may be evaluated to determine its value. It is a combination of...

An emotional expression is a behavior that communicates an emotional state or attitude. It can be verbal or nonverbal, and can occur with or without self-awareness...

of retaliation, censorship, or legal sanction. The right to freedom of expression has been recognised as a human right in the Universal Declaration of Human...

The Jakarta Expression Language (EL; formerly Expression Language and Unified Expression Language) is a special purpose programming language mostly used...

emotional expression. It is frequently used during celebrations such as weddings or traditional dancing. In Greek culture, the expression sometimes accompanies...

Facial expression is the motion and positioning of the muscles beneath the skin of the face. These movements convey the emotional state of an individual...

Gender expression (or gender presentation) is a person's behavior, mannerisms, interests, and appearance that are associated with gender in a particular...

In computer programming, M-expressions (or meta-expressions) were an early proposed syntax for the Lisp programming language, inspired by contemporary...

In mathematics, an infinite expression is an expression in which some operators take an infinite number of arguments, or in which the nesting of the operators...

Keyboard expression is the ability of a keyboard musical instrument to change tone or other qualities of the sound in response to velocity, pressure or...

Expression cloning is a technique in DNA cloning that uses expression vectors to generate a library of clones, with each clone expressing one protein...

In mathematics, an expression or equation is in closed form if it is formed with constants, variables, and a set of functions considered as basic and connected...

A predicative expression (or just predicative) is part of a clause predicate, and is an expression that typically follows a copula or linking verb, e.g...

Look up attributive expression in Wiktionary, the free dictionary. In grammar, an attributive expression is a word or phrase within a noun phrase that...

at compile time, where expressions are evaluated only as needed to produce efficient code for the entire computation. Expression templates thus allow programmers...

In mathematics, an algebraic expression is an expression built up from constants (usually, algebraic numbers), variables, and the basic algebraic operations:...

An expression cassette is a distinct component of vector DNA consisting of a gene and regulatory sequence to be expressed by a transfected cell. In each...

Lambda expression may refer to: Lambda expression in computer programming, also called an anonymous function, is a defined function not bound to an identifier...

of”, and the suffix -topic, meaning "place." Ectopic expression is an abnormal gene expression in a cell type, tissue type, or developmental stage in...

An expression pedal is an important control found on many musical instruments including organs, electronic keyboards, and pedal steel guitar. The musician...

binary expression tree is a specific kind of a binary tree used to represent expressions. Two common types of expressions that a binary expression tree...

emotional expression is the study of the differences between men and women in behavior that expresses emotions. These differences in emotional expression may...

The idea–expression distinction or idea–expression dichotomy is a legal doctrine in the United States that limits the scope of copyright protection by...

computer science, an expression index, also known as a function based index, is a database index that is built on a generic expression, rather than one or...

Protein expression may refer to: Gene expression, the processes that convert the information of DNA genes into a functional copies of mRNA in living cells...