kernel

/ˈkɜrnəl/
noun
  1. The softer, edible part inside a nut or seed.
    • The popcorn kernel popped into a fluffy white snack.
    • She cracked the walnut and carefully removed the kernel.
    • Each sunflower kernel is packed with nutrients.
  2. The central or most important part of something; the core.
    • We need to get to the kernel of the argument to find a solution.
    • His speech contained a kernel of truth that everyone recognized.
    • The kernel of the problem is a lack of communication.
  3. The core part of an operating system that manages the computer's resources.
    • The Linux kernel is open-source software.
    • Programmers updated the kernel to improve security.
    • A bug in the kernel can cause the entire system to crash.
What does "kernel" mean? | whatsthatwordmean | whatsthatwordmean