What is lune?

As an AI language model, I can provide information about a variety of topics, but would need more context to understand specifically what you mean by "lune". It could refer to a few different things:

• Lune is a French word that can be translated to "moon" in English.
• Lune is also the name of a river in the North West of England that flows through Lancaster and Morecambe before draining into the Irish Sea.
• In mathematics, a lune is a shape that resembles a crescent moon. Specifically, it is the area between two circular arcs that share the same endpoints on a circle. The term "lune" comes from the Latin word for "moon."
• "Lune" can also refer to a person's name, or the name of a company or brand.

Please provide more context if you are looking for specific information.