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雷諾數

简雷诺数 · 繁雷諾數

Mandarin · pinyin Léi nuò shù

Reynolds number (ratio of inertial forces to viscous forces in fluid mechanics)

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Characters in this entry

雷: léi · thunder
諾: Look up this written character
數: shù · number; several; count; fate
诺: nuò · promise; assent, approve
数: shù · number; several, count; fate

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

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Mandarin tones

2–4–4 · Lei2 nuo4 shu4

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雷諾數 · find source passages ↗ · 雷诺数 · find source passages ↗

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Compare dictionary sources Wiktionary · 1 sense · 1 Cantonese reading

Rime Cantonese 粵拼

leoi4 nok6 sou3

Cantonese word readings for 雷諾數. This lexicon supplies readings, not definitions.

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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

(physics) Reynolds number

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

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