An "Inator" is a fictional device commonly featured in the animated television series Phineas and Ferb. These inventions are often humorous and exaggerated, designed by the character Dr. Heinz Doofenshmirtz to achieve various outlandish goals, usually involving his nemesis, Perry the Platypus. The term "Inator" is a play on the word "inator," suggesting a device that can transform or manipulate something. Each Inator typically has a unique function, such as turning objects into something else or controlling weather patterns, showcasing the show's creativity and comedic style.