noun
: any of several mixed esters of cellulose and acetic and propionic acids that are similar to cellulose acetate butyrates in method of manufacture, properties, and uses
noun
: any of several mixed esters of cellulose and acetic and propionic acids that are similar to cellulose acetate butyrates in method of manufacture, properties, and uses
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012