Dioxides are compounds that contain two molecules of oxygen bonded with another element, such as carbon dioxide (CO2) or sulfur dioxide (SO2). These compounds are often called greenhouse gases because they contribute to climate change and global warming. There are several synonyms for the word "dioxides," including oxide gases, dioxide compounds, and oxide compounds. Additionally, some specific dioxides have their own unique names, such as nitrous oxide (N2O) and chlorine dioxide (ClO2). It's important to understand the different synonyms for dioxides in order to accurately communicate scientific concepts related to the environment and chemistry.