dictionary · eo1.org

kernel

Fetched 2026-10-26 (cache).

Synonyms: kennel, kerne, kerned, kernal, pernel, kernes, kerner, kerney, kernen

Antonyms: kennel, kerne, kerned, kernal, pernel, kernes, kerner, kerney, kernen

Related words from Datamuse; suggestions, not definitions.

Noun

  1. The [[core]], [[center]], or [[essence]] of an object or system.
  2. {{senseid|en|nut}} {{lb|en|botany}} The central (usually edible) part of a [[nut]], especially once the hard [[shell]] has been removed.
  3. {{lb|en|botany}} A single [[seed]] of [[grain]], especially of [[corn]] or [[wheat]].
  4. {{lb|en|botany|US}} The [[stone]] of certain fruits, such as [[peach]]es or [[plum]]s.
  5. A small mass around which other matter is concreted; a [[nucleus]]; a [[concretion]] or hard lump in the flesh.
  6. {{lb|en|computing}} The central part of many computer [[operating system]]s which manages the system's [[resource]]s and the [[communication]] between [[hardware]] and [[software]] components.
  7. {{lb|en|computing}} The core engine of any complex software system.
  8. {{lb|en|programming}} The simplified input to an algorithm that has undergone [[kernelization]].
  9. {{lb|en|calculus}} A function used to define an [[integral transform]].
  10. {{senseid|en|settheoretickernel}} {{lb|en|mathematics|set theory|of a [[function]] <math>f</math>}} The set of pairs of [[element|elements]] in the [[domain]] of <math>f</math> which are [[map|mapped]] to the same [[value]]; the [[equivalence relation]] <math>x\equiv y\iff f(x)=f(y)</math>.
  11. {{lb|en|mathematics|algebra|loosely|of a [[morphism]] <math>f</math> between [[algebraic structure|algebraic structures]]}} The [[set]] of [[element|elements]] of the [[domain]] of <math>f</math> which are [[map|mapped]] to an [[identity element]].
  12. {{lb|en|mathematics|category theory|of a [[morphism]] <math>f: X\to Y</math> in a [[category]] with [[zero morphism|zero morphisms]]}} The [[equalizer]] of <math>f</math> and the zero morphism from <math>X</math> to <math>Y</math>, denoted <math>\operatorname{ker}f</math>.

Verb

  1. To [[enclose]] within a kernel
  2. To [[crenellate]]

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.