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Expression vs Expressivity - What's the difference?

expression | expressivity |

As nouns the difference between expression and expressivity

is that expression is a particular way of phrasing an idea while expressivity is the quality of being expressive.

expression

Noun

(en noun)
  • A particular way of phrasing an idea.
  • A colloquialism or idiom.
  • A facial appearance usually associated with an emotion.
  • * {{quote-book, year=1963, author=(Margery Allingham), title=(The China Governess)
  • , chapter=9 citation , passage=Eustace gaped at him in amazement. When his urbanity dropped away from him, as now, he had an innocence of expression which was almost infantile. It was as if the world had never touched him at all.}}
  • (mathematics) An arrangement of symbols denoting values, operations performed on them, and grouping symbols.
  • (biology) The process of translating a gene into a protein.
  • (programming) A piece of code in a high-level language that returns a value.
  • Of a mother, the process of expressing milk.
  • Derived terms

    * arithmetic expression * linguistic expression * logical expression * regular expression * expression pedal

    Statistics

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    expressivity

    English

    Noun

    (en-noun)
  • (uncountable) The quality of being expressive.
  • (genetics) The degree to which a gene affects or can affect an organism.