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隧洞

Mandarin · pinyin suì dòng

tunnel

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Characters in this entry

隧: suì · tunnel, underground passageway, path to a tomb
洞: dòng · cave, grotto; ravine; hole

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

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Mandarin tones

4–4 · sui4 dong4

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Wiktionary English definitions · Chinese section

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

noun

tunnel (underground or underwater passage)

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

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