expression

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Pronunciation[change]

  • IPA: /ɪkˈspɹɛʃ.ən/
  • SAMPA: /Ik"sprES.@n/
  • (file)

Noun[change]

Singular
expression

Plural
expressions

A woman showing various facial expressions
  1. An expression is a way your face can look that shows how you feel. Smiles and frowns are expressions.
    I could tell he was lying by the expression on his face.
  2. An expression is a group of words, like a phrase or sentence, often one that is used by many people.
    "Read between the lines" is a common expression for knowing meanings that are not written or spoken.
  3. (mathematics) An expression is a group of numbers and variables.
    The expression "2x + y - 3" was set equal eight in the equation.