Answer: symbolism is the use of characters, lines, glyphs etc. (symbols) to represent a concept, idea or feeling.
Explanation: Symbolism is the use of symbols to represent ideas, concepts and qualities, by giving them meanings that are quite different from their literal sense. They help create meaning and emotion in literary works. Actions, persons, places, words, and/or objects can have symbolic meanings. Symbolism is the practice or art of using an object or a word to represent an abstract idea. To suggest a certain moods, authors can also use symbolism to hint at it. And that's the beauty of symbolism.