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Expression vs Instruction - What's the difference?

expression | instruction |

As nouns the difference between expression and instruction

is that expression is a particular way of phrasing an idea while instruction is the act of instructing, teaching, or furnishing with information or knowledge.

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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    instruction

    Noun

  • (lb) The act of instructing, teaching, or furnishing with information or knowledge.
  • :
  • :
  • *{{quote-book, year=1927, author= F. E. Penny
  • , chapter=5, title= Pulling the Strings , passage=Anstruther laughed good-naturedly. “[…] I shall take out half a dozen intelligent maistries from our Press and get them to give our villagers instruction when they begin work and when they are in the fields.”}}
  • (lb) An instance of the information or knowledge so furnished.
  • *(William Shakespeare) (1564-1616)
  • *:If my instructions may be your guide.
  • (lb) An order or command.
  • *
  • *:Thus, when he drew up instructions in lawyer language, he expressed the important words by an initial, a medial, or a final consonant, and made scratches for all the words between; his clerks, however, understood him very well.
  • (lb) A single operation of a processor defined by an instruction set architecture.
  • Synonyms

    * See also