👉 In the context of nature, "cocozelle" is a term used to describe an underground cave system or chamber. It is often described as a maze-like structure that can be found in certain parts of Europe and North America where it is part of a larger complex known as the Pliocene Cave System. The name cocozelle comes from the Greek word "kocos" which means "cave," and "glee," which is a term used to describe an underground cave