Frontalis is a term used to refer to a muscle located in the front part of the skull which is mainly responsible for raising the eyebrows and wrinkling the forehead. It is also known as the frontal muscle. Synonyms for frontalis include the front muscle, forehead muscle, and brow muscle. Other synonyms that can be used to refer to this muscle include the procerus muscle, corrugator supercilii muscle, and the orbicularis oculi muscle. These muscles are all located in the forehead area and are responsible for various facial expressions. Understanding the different synonyms for frontalis can help individuals communicate more effectively, particularly in medical and anatomical contexts.