👉 Noumenon, in philosophy and linguistics, is a concept that refers to an entity or thing without a physical existence. It can be either a material object, such as a book or a piece of furniture, or a mental construct, such as a thought or memory. The term "noumenon" comes from the Latin word "nomina," meaning "name" or "thing." In this sense, noumenon is often used to describe a concept that does not have