What does kernel mean?

Definitions for kernel
ˈkɜr nlker·nel

This dictionary definitions page includes all the possible meanings, example usage and translations of the word kernel.

Princeton's WordNet

  1. kernel, meatnoun

    the inner and usually edible part of a seed or grain or nut or fruit stone

    "black walnut kernels are difficult to get out of the shell"

  2. kernelnoun

    a single whole grain of a cereal

    "a kernel of corn"

  3. kernel, substance, core, center, centre, essence, gist, heart, heart and soul, inwardness, marrow, meat, nub, pith, sum, nitty-grittynoun

    the choicest or most essential or most vital part of some idea or experience

    "the gist of the prosecutor's argument"; "the heart and soul of the Republican Party"; "the nub of the story"

Wiktionary

  1. kernelnoun

    The core, center, or essence of an object or system.

  2. kernelnoun

    The central (usually edible) part of a nut, especially once the hard shell has been removed.

  3. kernelnoun

    A single seed or grain, especially of corn or wheat.

  4. kernelnoun

    The central part of many computer operating systems which manages the system's resources and the communication between hardware and software components.

  5. kernelnoun

    The stone of certain fruits, such as peaches or plums.

  6. kernelnoun

    Those elements, in the domain of a function, which the function maps to zero.

    If a function is continuous then its kernel is a closed set.

  7. kernelnoun

    The set of members of a fuzzy set which are fully included (i.e., whose grade of membership is 1).

  8. Etymology: From cyrnel, diminutive of corn, related to kjarni

Samuel Johnson's Dictionary

  1. KERNELnoun

    The edible substance contained in a shell.

    Etymology: cyrnel, a gland, Saxon; karne, Dutch; cerneau, French.

    As brown in hue
    As hazle nuts, and sweeter than the kernels. William Shakespeare.

    There can be no kernel in this light nut; the soul of this man is his clothes. William Shakespeare, All’s well that ends well.

    The kernel of the nut serves them for bread and meat, and the shells for cups. More.

    The kernel of a grape, the fig’s small grain,
    Can cloath a mountain, and o’ershade a plain. John Denham.

    Oats are ripe when the straw turns yellow and the kernel hard. John Mortimer, Husbandry.

    I think he will carry this island home in his pocket, and give it his son for an apple. —— And sowing the kernels of it in the sea, bring forth more islands. William Shakespeare, Tempest.

    The apple inclosed in wax was as fresh as at the first putting in, and the kernels continued white. Francis Bacon, Nat. Hist.

    A solid body in the bladder makes the kernel of a stone. Arb.

  2. To Kernelverb

    To ripen to kernels.

    Etymology: from the noun.

    In Staffordshire, garden-rouncivals sown in the fields kernel well, and yield a good increase. John Mortimer, Husbandry.

ChatGPT

  1. kernel

    In general terms, the "kernel" can refer to different concepts depending upon the context. 1. In Computer Science: "Kernel" is the core component of an operating system that manages system resources, communicates with hardware, and enforces rules for application software. It operates at a low level between the hardware and software of a computer system. 2. In Mathematics (specifically in the study of Algebra and Calculus): "Kernel" is a set of elements that a given function maps or sends to zero. It's commonly used in linear algebra and in the theory of vector spaces. 3. In Machine Learning: "Kernel" is a function used in kernel methods, like the kernel trick in Support Vector Machines (SVM). It essentially transforms the data into a more useful form by taking two inputs and returning a similarity score based on them. 4. In Digital Image Processing: "Kernel" is a small matrix used for blurring, sharpening, embossing, edge detection, etc. in image convolution processes. It's a fundamental part of most filter operations. 5. In Statistics: "Kernel" might refer to a kernel function used in kernel density estimation, which involves smoothing a histogram to estimate a probability density function. Each of these applications employs the term "kernel" in distinctly different ways. The specific meaning usually becomes clear through context.

Webster Dictionary

  1. Kernelnoun

    the essential part of a seed; all that is within the seed walls; the edible substance contained in the shell of a nut; hence, anything included in a shell, husk, or integument; as, the kernel of a nut. See Illust. of Endocarp

  2. Kernelnoun

    a single seed or grain; as, a kernel of corn

  3. Kernelnoun

    a small mass around which other matter is concreted; a nucleus; a concretion or hard lump in the flesh

  4. Kernelnoun

    the central, substantial or essential part of anything; the gist; the core; as, the kernel of an argument

  5. Kernelverb

    to harden or ripen into kernels; to produce kernels

  6. Etymology: [OE. kernel, kirnel, curnel, AS. cyrnel, fr. corn grain. See Corn, and cf. Kern to harden.]

Wikidata

  1. Kernel

    In computing, the kernel is the main component of most computer operating systems; it is a bridge between applications and the actual data processing done at the hardware level. The kernel's responsibilities include managing the system's resources. Usually, as a basic component of an operating system, a kernel can provide the lowest-level abstraction layer for the resources that application software must control to perform its function. It typically makes these facilities available to application processes through inter-process communication mechanisms and system calls. Operating system tasks are done differently by different kernels, depending on their design and implementation. While monolithic kernels execute all the operating system code in the same address space to increase the performance of the system, microkernels run most of the operating system services in user space as servers, aiming to improve maintainability and modularity of the operating system. A range of possibilities exists between these two extremes.

Chambers 20th Century Dictionary

  1. Kernel

    kėr′nel, n. anything in a husk or shell: the substance in the shell of a nut: the seed of a pulpy fruit: the important part of anything.—adj. Ker′nelly, full of, or resembling, kernels. [A.S. cyrnelcorn, grain, and dim. suffix -el; Ger. kern, a grain.]

Dictionary of Nautical Terms

  1. kernel

    Corrupted from crenelle; the holes in a battlement made for the purpose of shooting arrows and small shot.

Editors Contribution

  1. kernel

    A type of component.

    The computing kernel worked efficiently.


    Submitted by MaryC on March 9, 2020  


  2. kernel

    A type of seed and food.

    The kernel is part of popcorn.


    Submitted by MaryC on March 9, 2020  

Matched Categories

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Numerology

  1. Chaldean Numerology

    The numerical value of kernel in Chaldean Numerology is: 4

  2. Pythagorean Numerology

    The numerical value of kernel in Pythagorean Numerology is: 2

Examples of kernel in a Sentence

  1. Barbara Charline Jordan:

    I live a day at a time. Each day I look for a kernel of excitement. In the morning I say 'What is my exciting thing for today' Then, I do the day. Don't ask me about tomorrow.

  2. Hannah More:

    One kernel is felt in a hogshead; one drop of water helps to swell the ocean; a spark of fire helps to give light to the world. None are too small, too feeble, too poor to be of service. Think of this and act.

  3. Henrik Ibsen:

    Money may be the husk of many things, but not the kernel. It brings you food, but not appetite; medicine, but not health; acquaintances, but not friends; servants, but not faithfulness; days of joy, but not peace and happiness.

  4. Pete Buttigieg:

    If [ President Donald Trump ] is saying the system is rigged — and the way he's saying it is twisted and not really true, but there's a kernel of truth in there — and we look like we're the ones saying,' oh no, the system is perfectly fine,' then we've got a problem, the problem is normal wasn't working for a lot of people.

  5. Hannah More:

    One kernel is felt in a hogshead; one drop of water helps to swell the ocean; a spark of fire help to give light to the world. None are too small, too feeble, too poor to be of service. Think of this and act.

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Translations for kernel

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"kernel." Definitions.net. STANDS4 LLC, 2024. Web. 18 Mar. 2024. <https://www.definitions.net/definition/kernel>.

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