kernel

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noun ker·nel \ˈkər-nəl\

Definition of kernel

  1. 1 chiefly dialectal :  a fruit seed

  2. 2 :  the inner softer part of a seed, fruit stone, or nut < … as brown in hue as hazelnuts, and sweeter than the kernels. — William Shakespeare>

  3. 3 :  a whole seed of a cereal <a kernel of corn>

  4. 4 :  a central or essential part :  germ <like many stereotypes … this one too contains some kernels of truth — S. M. Lyman>

  5. 5 mathematics :  a subset of the elements of one set (such as a group) that a function (such as a homomorphism ) maps onto an identity element of another set

Examples of kernel in a sentence

  1. There's not a kernel of truth in what they say.

  2. <the kernel of your argument seems to be the inevitability of the division of that nation along ethnic lines>

Origin and Etymology of kernel

Middle English, from Old English cyrnel, diminutive of corn


First Known Use: before 12th century



KERNEL Defined for English Language Learners

kernel

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noun ker·nel \ˈkər-nəl\

Definition of kernel for English Language Learners

  • : the small, somewhat soft part inside a seed or nut

  • : a whole seed; especially : one of the yellow seeds that cover an ear of corn

  • : a very small amount of something


KERNEL Defined for Kids

kernel

play
noun ker·nel \ˈkər-nəl\

Definition of kernel for Students

  1. 1 :  the inner softer part of a seed, fruit stone, or nut

  2. 2 :  the whole grain or seed of a cereal plant <a kernel of corn>

  3. 3 :  a very small amount <a kernel of truth>



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