👉 The term "unfenestrated" is often used in the context of physics, specifically in relation to a closed system where no external forces are acting on it. In this sense, an unfenestrated system means that there are no forces acting on or through the system. This implies that all interactions between particles within the system are completely independent and without any influence from outside factors, such as external heat sources or other external forces. It is important to note that "unfenestrated"