the quality of being useful or functional for a practical purpose; practicality; functionality; usability

Philosophical movement originating in the United States in the late 19th century holding that the truth or value of a theory is judged by its practical utility; (more generally) a mindset or practice of evaluating things solely based on their practical value and utility

the usefulness or utility of something in a real-world context

the application of scientific knowledge to practical purposes, such as technology or inventions