This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. A grain or seed, as of a cereal grass, enclosed in a husk.

n. The inner, usually edible seed of a nut or fruit stone.

n. The most material and central part; the core: "that hard kernel of gaiety that never breaks” ( Evelyn Waugh).

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

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

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

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

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

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

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

n. 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. See Illust. of endocarp.

n. A single seed or grain.

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

n. The central, substantial or essential part of anything; the gist; the core.

verb-intransitive. To harden or ripen into kernels; to produce kernels.

n. The edible substance contained in the shell of a nut or the stone of a fruit.

n. Technically, in botany: In phanerogams, strictly, the whole body of a seed within the coats, namely, the embryo, and, when present, the albumen.

n. In pyrenomycetous fungi, in old usage, all of the soft parts of the pyrenocarp or perithecium within the firm outer wall. In both these senses a synonym of nucleus.

n. A gramineous seed with its husk or integument; a grain or corn: as, a kernel of wheat, oats, or maize: formerly applied also to the seed of the apple and other pulpy fruits.

n. The bundle of fat on the fore shoulder; any swelling or knob of flesh.

n. Figuratively — The central part of anything; a mass around which other matter is concreted; a nucleus in general.

n. The important part of anything, as a matter in discussion; the main or essential point, as opposed to matters of less import; the core; the gist: as, to come to the kernel of the question.

To harden or ripen into kernels, as the seeds of plants.

n. A battlement.

To crenelate.

n. An enlarged lymphatic gland.

n. In metallurgy, a nucleus of a double sulphid of copper and iron obtained in roasting cupriferous iron pyrites. The kernels are separated by hand from the lumps of pyrites and are melted for copper.

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

n. a single whole grain of a cereal

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

"By default the kernel logger dumped all 16 MB of output into c: \kernel. etl."

kernelled    kernelling    kernels   

plant part    plant structure   

waxing kernels   

kernelling    kernelled    endocarp   

kerneled    kernelled    kerneling    kernelling    kernel space    kernel of truth    kernelization    kernel hacker    kernel function   

nucleus   

colonel    diurnal    eternal    external    fraternal    infernal    internal    journal    maternal    nocturnal   

husk    server    nut    software    pulp    firmware    seed    module    core    default