"Machinal" is an adjective that means resembling or characteristic of a machine, mechanical in nature, or automatic in action. Synonyms for "machinal" include automated, mechanic, robotic, technical, manufactured, industrial, mechanized, impersonal, roboticized, systematized, and mechanistic. These words all describe something that is mechanical or related to a machine. They can be used to describe processes, products, or actions that are not human in nature. For example, an assembly line is a machinal process because it is automated and mechanized. A self-driving car is a machinal product because it is roboticized and technical. Using these synonyms can add variety and depth to language related to automation and technology.