O.E. cyrnel, from P.Gmc. *kurnilo- (cf. M.H.G. kornel, M.Du. cornel), from the root of corn "seed, grain" (see corn) + -el, dim. suffix. Fig. sense of "core or central part of anything" is from 1556.
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.
a single whole grain of a cereal; "a kernel of corn"
3.
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"
kernel (Note: NOT "kernal"). 1. The essential part of Unix or other operating systems, responsible for resource allocation, low-level hardware interfaces, security etc. See also microkernel. 2. An essential subset of a programming language, in terms of which other constructs are (or could be) defined. Also known as a core language. (1996-06-07)
Churn\, v. t. [imp. & p. p. Churned (ch[^u]rnd); p. pr. & vb. n. Churning.] [OE. chernen, AS. cernan; akin to LG. karnen, G. kernen, D. karnen, Dan. kierne, Sw. k["a]rna, and also to E. corn, kernel, the meaning coming from the idea of extracting the kernel or marrow. See Kernel.]1. To stir, beat, or agitate, as milk or cream in a churn, in order to make butter. 2. To shake or agitate with violence. Churned in his teeth, the foamy venom rose. --Addison.
Corn\, n. [AS. corn; akin to OS. korn, D. koren, G., Dan., Sw., & Icel. korn, Goth. ka['u]rn, L. granum, Russ. zerno. Cf. Grain, Kernel.]1. A single seed of certain plants, as wheat, rye, barley, and maize; a grain. 2. The various farinaceous grains of the cereal grasses used for food, as wheat, rye, barley, maize, oats. Note: In Scotland, corn is generally restricted to oats, in the United States, to maize, or Indian corn, of which there are several kinds; as, yellow corn, which grows chiefly in the Northern States, and is yellow when ripe; white or southern corn, which grows to a great height, and has long white kernels; sweet corn, comprising a number of sweet and tender varieties, grown chiefly at the North, some of which have kernels that wrinkle when ripe and dry; pop corn, any small variety, used for popping. 3. The plants which produce corn, when growing in the field; the stalks and ears, or the stalks, ears, and seeds, after reaping and before thrashing. In one night, ere glimpse of morn, His shadowy flail had thrashed the corn. --Milton. 4. A small, hard particle; a grain. "Corn of sand." --Bp. Hall. "A corn of powder." --Beau. & Fl. Corn ball, a ball of popped corn stuck together with soft candy from molasses or sugar. Corn bread, bread made of Indian meal. Corn cake, a kind of corn bread; johnny cake; hoecake. Corn cockle (Bot.), a weed (Agrostemma or Lychnis Githago), having bright flowers, common in grain fields. Corn flag (Bot.), a plant of the genus Gladiolus; -- called also sword lily. Corn fly. (Zo["o]l.) (a) A small fly which, in the larval state, is injurious to grain, living in the stalk, and causing the disease called "gout," on account of the swelled joints. The common European species is Chlorops t[ae]niopus. (b) A small fly (Anthomyia ze) whose larva or maggot destroys seed corn after it has been planted. Corn fritter, a fritter having green Indian corn mixed through its batter. [U. S.] Corn laws, laws regulating trade in corn, especially those in force in Great Britain till 1846, prohibiting the importation of foreign grain for home consumption, except when the price rose above a certain rate. Corn marigold. (Bot.) See under Marigold. Corn oyster, a fritter containing grated green Indian corn and butter, the combined taste resembling that of oysters. [U.S.] Corn parsley (Bot.), a plant of the parsley genus (Petroselinum segetum), a weed in parts of Europe and Asia. Corn popper, a utensil used in popping corn. Corn poppy (Bot.), the red poppy (Papaver Rh[oe]as), common in European cornfields; -- also called corn rose. Corn rent, rent paid in corn. Corn rose. See Corn poppy. Corn salad (Bot.), a name given to several species of Valerianella, annual herbs sometimes used for salad. V. olitoria is also called lamb's lettuce. Corn stone, red limestone. [Prov. Eng.] Corn violet (Bot.), a species of Campanula. Corn weevil. (Zo["o]l.) (a) A small weevil which causes great injury to grain. (b) In America, a weevil (Sphenophorus ze[ae]) which attacks the stalk of maize near the root, often doing great damage. See Grain weevil, under Weevil.