👉 The term "concavo" refers to a shape or configuration in which two or more lines are perpendicular to each other, forming an angle of 90 degrees. This is also known as a right angle.
👉 A concave corona is a visual representation commonly used in biology to represent a negative curvature or an area that is facing downward. It is often used to show the direction of motion or movement along the surface of an object, such as a river or a lake.
👉 Concavocephalus is a term used in anatomy that describes the shape of the head of a human or other vertebrate, where the eyes are located at the top of the skull. This position indicates that the eyes and brain are on opposite sides of the skull, with the eyes facing forward.