"Crenulate" Natural Recordings by Native Speakers
Crenulate refers to something with small wavy or serrated edges or ridges, often used to describe the margins or borders of leaves or other biological structures. It can also be used to describe a wavy or serrated shape in general.
Crenulate
Crenellation is a noun that refers to the process of cutting grooves or notches in the top of a fortress wall, typically below the battlements, to reduce the effective height of the wall and to prevent enemies from being able to climb up and over the wall. The grooves can be irregular or regular, and they can vary in size and depth. Crenellation is often used as a defensive feature in medieval architecture, particularly in castles and other fortifications.