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Mandarin · pinyin nèi hé

core (of a fruit)
(fig.) the essence (of a concept or doctrine etc)
(geology) inner core
(computing) kernel

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Characters in this entry

內: nèi · inside, interior; domestic
核: hé · seed, kernel, core, nut; atom
内: nèi · inside

Written characters and their own readings; the entry’s pronunciation is shown above.

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Mandarin tones

4–2 · nei4 he2

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Read this spelling in Classical texts

Follow a written form into the eight pinned witnesses: Analects, Mencius, Laozi, Zhuangzi, Xunzi, Han Feizi, Sunzi and the Mao Shijing. A match is a place to investigate; it does not prove that a modern dictionary sense fits the passage.

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Compare dictionary sources Wiktionary · 5 senses

Wiktionary English definitions · Chinese section

Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.

noun

inner core
crux of the matter
substance; essence; core; root
kernel (softer part of a nut, seed or fruit stone)
(computing) kernel

Source page · dump 2026-09-02 · Contributors & history

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