👉 The term "undefied" is often used in the context of mathematics, particularly when discussing the concept of an unknown or unexplained quantity. It can also refer to a mathematical object that has been defined without being explicitly stated as such. In programming and computer science, it could be used to describe a variable or data structure that doesn't have a specific name but is known by its value. For example: ```python # Define an unknown variable x with no explicit definition x = 1