Expression may refer to:
Linguistics
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Expression (linguistics)
In grammar, a phrasecalled expression in some contextsis a group of words or singular word acting as a grammatical unit. For instance, the English expression "the very happy squirrel" is a noun phrase which contains the adjective phrase "very ...
, a word, phrase, or sentence
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Expression (mathematics)
In mathematics, an expression is a written arrangement of symbol (mathematics), symbols following the context-dependent, syntax (logic), syntactic conventions of mathematical notation. Symbols can denote numbers, variable (mathematics), variabl ...
, Symbolic description of a mathematical object
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Fixed expression, a form of words with a specific meaning
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Idiom
An idiom is a phrase or expression that largely or exclusively carries a Literal and figurative language, figurative or non-literal meaning (linguistic), meaning, rather than making any literal sense. Categorized as formulaic speech, formulaic ...
, a type of fixed expression
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Metaphorical expression, a particular word, phrase, or form of words that has a different meaning than its literal form
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Expression (sign language), the expressions and postures of the face and body that contribute to the formation of words when signing
Symbolic expression
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Expression (architecture), implies a clear and authentic displaying of the character or personality of an individual person
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Expression (mathematics)
In mathematics, an expression is a written arrangement of symbol (mathematics), symbols following the context-dependent, syntax (logic), syntactic conventions of mathematical notation. Symbols can denote numbers, variable (mathematics), variabl ...
, a symbolic description of a mathematical object
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Expression (computer science)
In computer science, an expression is a Syntax (programming languages), syntactic entity in a programming language that may be evaluated to determine its value (computer science), value. It is a combination of one or more Constant (programming), co ...
, an instruction to execute something that will return a value
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Regular expression
A regular expression (shortened as regex or regexp), sometimes referred to as rational expression, is a sequence of characters that specifies a match pattern in text. Usually such patterns are used by string-searching algorithms for "find" ...
, a means of matching strings of text in computing
* Expression marks, in music, notating the musical
dynamics
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Symbolic computation expression
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S-expression
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 (computing), list (Tree (data structure), tree-structured) data. S-expressions were invented ...
Bodily expression
* Expression of breast milk in
breastfeeding
Breastfeeding, also known as nursing, is the process where breast milk is fed to a child. Infants may suck the milk directly from the breast, or milk may be extracted with a Breast pump, pump and then fed to the infant. The World Health Orga ...
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Emotional expression
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. Emotional expressions include facial movements like smiling or scowling, simple ...
, verbal and non-verbal behaviour that communicates emotion
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Facial expression
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 to observers and are a form of nonverbal communication. They are a primary means of conveying ...
, a movement of the face that conveys emotional state
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Gene expression
Gene expression is the process (including its Regulation of gene expression, regulation) by which information from a gene is used in the synthesis of a functional gene product that enables it to produce end products, proteins or non-coding RNA, ...
, the process by which information from a gene is used in biochemistry
* The manual expression of
pimples, also known as "pimple popping"
Product names
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''Expression'' (album), a 1967 album by John Coltrane
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''Expressions'' (Chick Corea album), a 1994 album by Chick Corea
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''Expressions'' (Sarah Geronimo album), 2013
* ''Expressions'', an album by
Jon Secada
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"Expression" (song), a song by Salt-n-Pepa
* ''Expressions'', the annual magazine of
Vidyalankar Institute of Technology
Vidyalankar Institute of Technology (VIT) is an Autonomous Engineering and Management college approved by the All-India Council for Technical Education (AICTE), New Delhi, Directorate of Technical Education, Maharashtra State and affiliated to ...
, Mumbai, India
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Microsoft Expression Studio, a digital media and graphic design suite
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Ex'pression College for Digital Arts, a college in Emeryville, California for the entertainment industry
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''The Expression'' (album)
Other
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Musical expression
* Method of obtaining (vegetable) οil by pressure extraction, such as
Expeller pressing
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Self-expression values
See also
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Express (disambiguation)
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Expressivity (disambiguation)
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