👉 Orbicularity is a biological term used to describe an organ that is involved in regulating and controlling movement. It refers to a specific type of muscle or gland that plays a key role in coordinating movements, such as those involving the eyes, arms, legs, and other body parts. The term "orbicular" comes from the Greek word "orbi," meaning "circle," and "biconcave," which describes how the organ is shaped. In humans, orbicular organs are typically
