Frankenstein n 1: an agency that escapes control and destroys its creator 2: the monster created by Frankenstein in a gothic novel by Mary Wollstonecraft Shelley (the creator's name is commonly used to refer to his creation) [syn: {Frankenstein's monster}] 3: the fictional Swiss scientist who was the protagonist in a gothic novel by Mary Wollstonecraft Shelley; he created a monster from parts of corpses