Degassing is the act of removing dissolved gas from a liquid or solid material. Some synonyms for degassing are extraction, venting, purging, and decarbonization. Extraction refers to the process of drawing or pulling out gas from a material. Venting involves releasing gases from an enclosed space. Purging entails flushing or cleaning a system to remove unwanted gases. Decarbonization specifically refers to the removal of carbon dioxide from a material. Overall, these synonyms all describe the act of removing gas, typically to improve the quality or properties of a material or to make it safe for use.