expression (EN)

noun

noun “expression”

1. a word or phrase that has a particular meaning
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   The expression "break the ice" means to start a conversation in a social setting.
2. a look on someone's face that shows their feelings
   His joyful expression made everyone around him smile.
3. the act of showing your thoughts or feelings through words, art, or actions
   She found painting to be a great form of expression for her emotions.
4. (music) the way a musician conveys emotion through performance
   The violinist played with such expression that the audience was moved to tears.
5. (mathematics) a combination of numbers, letters, or symbols that represents a value
   The expression "2a + 3b" can be simplified if we know the values of 'a' and 'b'.
6. (programming) a piece of code that returns a value
   In the code, the expression "x > y" compares two numbers.
7. (biology) the process by which a gene produces its product and carries out its function
   Researchers examined the expression of the gene responsible for eye color.