Anthracene is an organic chemical compound that is commonly used in many industrial applications. It is also known by several other names, including anthracin, dianthracene, and parallalacene. These synonyms are often used interchangeably with anthracene, especially in the fields of chemistry and chemical engineering. Additionally, anthracene is often referred to as an aromatic hydrocarbon because of its distinct odor and chemical structure. Other related terms include polycyclic aromatic hydrocarbon (PAH), which refers to a group of organic compounds that are formed from the combustion of fossil fuels. Because of its many applications and synonyms, anthracene remains an important and widely studied compound in the world of chemistry and industry.