There are several synonyms for the term "Fenestra Ovalis," which refers to the oval-shaped opening located in the inner ear of mammals. Some of the most common synonyms for this structure include the "oval window," "fissula vestibuli," and "fenestra vestibuli." These terms are often used interchangeably in medical literature and discussions. Other synonyms may include "round window," which is another opening near the Fenestra Ovalis, and "otolith organ," which is the structure responsible for sensing gravity and acceleration in the inner ear. Regardless of the term used, all of these structures play a critical role in sensing and transmitting auditory information in the human body.