Nautics is a term used to describe the study of navigation and everything related to it. There are several synonyms that can be used interchangeably with nautics. Some of these synonyms include oceanography, maritime studies, naval science, and seafaring. All of these terms revolve around the same theme of studying the sea, boats, navigation, and exploration. They are frequently used in academic institutions that offer courses that focus on nautical studies. Additionally, the terms are also commonly used in various industries related to water transportation, such as the Navy, yachting, and shipping. In summary, if you are interested in studying the sea, different synonyms can be used to describe the same field of study as nautics.