What is meant by game engine?

A game engine is a software framework or platform designed to create and develop video games. It provides a set of tools, libraries, and functionalities that game developers use to design, build, and implement games. Game engines handle various aspects of game development, such as graphics rendering, physics simulation, audio, artificial intelligence, scripting, and more, allowing developers to focus on game design and content creation without having to create everything from scratch. Game engines serve as a powerful tool to streamline the game development process and bring interactive and immersive gaming experiences to life.