What is define fantastical?

"Fantastical" is an adjective that describes something that is imaginative, fanciful, or unrealistic. It is often used to describe things that are part of the genre of fantasy, which includes stories or worlds that contain elements such as magic, mythical creatures, and supernatural events. The word "fantastical" can also imply a sense of wonder or enchantment, or suggest a departure from the ordinary or mundane. In art or literature, something that is fantastical may be seen as surreal or dreamlike, or may challenge the viewer or reader's perception of reality.