Definition
Expanse refers to a wide, open area or surface. It suggests a vastness or broadness, often creating a sense of awe or wonder. Think of a seemingly endless ocean or a vast desert landscape. It emphasizes the feeling of spaciousness and openness. An expanse can also be metaphorical, like an 'expanse of knowledge'. It usually implies a continuous, unbroken surface or space. It is commonly used in nature descriptions.