Final answer:
An allegory is a brief narrative that teaches a moral, often implicitly. It uses symbols and characters to represent abstract concepts and convey deeper meanings and moral lessons.
Step-by-step explanation:
An allegory is a brief, usually allegorical narrative that teaches a moral, often implicitly. It is a kind of story in which abstract concepts are represented by objects, characters, or places in the story. For example, Plato's 'Allegory of the Cave' uses the cave and the shadows as symbols of ignorance and the journey to the outside world as a symbol of knowledge. Allegories can be found in literature, such as fables and myths, and are used to convey deeper meanings and moral lessons.