DICTIONARY · CC-CEDICT
一氧化氮
Mandarin · pinyin yī yǎng huà dàn
Meanings
- nitric oxide
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Mandarin tones
1–3–4–4 · yi1 yang3 hua4 dan4
Compare attested words with these syllables ↗Dictionary tones. Connected speech can change their realization.
Connected dictionary
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Counts describe dictionary records, not word frequency or semantic similarity. Source identities stay separate.Compare dictionary sources Wiktionary · 1 sense · 1 Cantonese reading
jat1 joeng5 faa3 daam6
Pleco · CC BY-SA 3.0 · Word reading; meanings not aligned.
Wiktionary English definitions · Chinese section
Independent source senses for this spelling, with usage labels retained. Not matched to the pronunciation above.
noun
- (inorganic chemistry, biochemistry) nitric oxide
Source page · dump 2026-09-02 · Contributors & history
Wiktionary contributors · CC BY-SA 4.0 · source & license · Data pack