n. a type of figurative language that states an example to allow a better insight and understanding of the whatever is trying to be explained. analogies are used to give better perspective to something, usually situations that are trying to be explained.
Person 1: I don't understand, how has this been so difficult for you?
Person 2: How so?
Person 1: To use an analogy, it's been an emotional roller coaster.
Person 2: What?
Person 1: Everything's been going up and down, with unexpected turns, like a rollercoaster!
Person 2: Oh, now I see. I'm very sorry.