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English definition of “kernel”

kernel

noun [C] uk   /ˈkɜː.nəl/ us    /ˈkɝː-/

kernel noun [C] (PLANT PART)

the part of a nut that is inside the shell and can be eatenFruits and seeds and their parts the whole seed of the maize plantFruits and seeds and their parts

kernel noun [C] (IMPORTANT PART)

the most important part of something, although it might not always be easy to find: There is often a kernel of truth in what they say.Important and essential thingsInformation and messages
(Definition of kernel from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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