Meaning & Definition of word "Kernel"
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Kernel
/ˈkɜrnəl/
noun:
- 1. The central or most important part of something, typically a hard seed, nut, or grain.
- Example: The kernel of the argument is that we need to change our approach to sustainability.
- 2. A softer, usually edible part of a seed, nut, or fruit stone contained within its hard shell.
- Example: She cracked open the walnut to reveal the rich, brown kernel inside.
- 3. The part of a computer operating system that manages core functionalities.
- Example: The kernel is responsible for managing memory and processes in the operating system.
- 4. A small, usually rounded or spherical unit of a substance.
- Example: The popcorn kernels popped into fluffy treats when heated.
Etymology
Middle English, from Old English cyrnel, diminutive of cern (grain), from Proto-Germanic *kernō.
Common Phrases and Expressions
kernel of truth:
A small amount of truth in a larger statement.
kernel panic:
An error condition occurring in an operating system's kernel.
popcorn kernel:
A corn kernel that can pop when heated.
Related Words
nucleus:
The central part of an atom, or a central part around which others gather.
seed:
The part of a plant that can grow into a new plant.
core:
The central or most important part.
Slang Meanings of kernel
Meaning: A tech term for the essential part of a codebase.
Example Sentence: The kernel is where all the crucial logic resides in this app.
Meaning: Referring to a small piece of information that is essential.
Example Sentence: Give me the kernel of this story; I don’t need the details.