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kernel | a single whole grain of a cereal | ||
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center, substance, core, heart, essence, sum, centre, inwardness, marrow, kernel, gist, heart and soul, meat, nub, pith, nitty-gritty | the choicest or most essential or most vital part of some idea or experience | ||
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kernel, meat | the inner and usually edible part of a seed or grain or nut or fruit stone |