The essential core part of an operating system, responsible for resource allocation, low-level hardware interfaces, security, etc. As operating systems are laden with an increasing number of utilities, applications, and ‘bells and whistles,’ the term has been used to describe those fundamental elements of the OS that are essential for the computer to run. However, the definitional line between what is a kernel and what is the rest of the OS is fuzzy at best.

Term posted by Origin on in