Sesquineolignane is a term that refers to a specific type of organic compound found in plants. This compound has several synonyms that can be used to describe it including lignan, lignin, and neolignan. Lignans are a class of complex compounds abundant in plants and have been found to have biological properties that include anti-inflammatory, anti-cancer, and antioxidant action. Lignins are a major component of plant cell walls and can act as a natural adhesive, contributing to the strength and rigidity of plant tissue. Neolignans are a group of lignans that have been found to have a range of pharmacological and biological properties. The usage of these synonyms makes it easier to refer to this compound and understand its properties and applications.