Notation and Icon

noun

• A technical system of symbols used to represent special things.
  • synonyms: notational system
• A comment or instruction (usually added. )
  • usage: "his notes were appended at the end of the article"; "he added a short notation to the address on the envelope"
  • synonyms: note, annotation
• The activity of representing something by a special system of marks or characters. .

• (n.) Literal or etymological signification.
• (n.) Any particular system of characters, symbols or abbreviated expressions used in art or science, to express briefly technical facts, quantities, etc. especially, the system of figures, letters, and signs used in arithmetic and algebra to express number, quantity or operations.
• (n.) The act or practice of recording anything by marks, figures or characters.
• (n.) The act or practice of recording anything by marks, figures or characters.
• (n.) Any particular system of characters, symbols or abbreviated expressions used in art or science, to express briefly technical facts, quantities, etc. especially, the system of figures, letters, and signs used in arithmetic and algebra to express number, quantity or operations.
• (n.) Literal or etymological signification.

noun

• Computer science) a graphic symbol (usually a simple picture) that denotes a program or a command or a data file or a concept in a graphical user interface. (
• A visual representation (of an object or scene or person or abstraction) produced on a surface.
  • usage: "they showed us the pictures of their wedding"; "a movie is a series of images projected so rapidly that the eye integrates them"
  • synonyms: picture, image, ikon
• A conventional religious painting in oil on a small wooden panel; venerated in the Eastern Church.
  • synonyms: ikon

• (n.) An image or representation; a portrait or pretended portrait.
• (n.) A sacred picture representing the Virgin Mary, Christ, a saint or a martyr, and having the same function as an image of such a person in the Latin Church.