Translation guide
A chemical compound of nitrogen and oxygen, often discussed in environmental or industrial contexts. In Japanese, the term is typically expressed using the chemical formula or the katakana loanword.
The standard Japanese term for nitrogen oxides, used in formal and technical contexts.
窒素酸化物は大気汚染の原因となる。
Nitrogen oxides cause air pollution.
The chemical formula abbreviation, commonly used in technical documents and discussions.
このエンジンはNOx排出量が少ない。
This engine has low NOx emissions.
Often written with the abbreviation in parentheses for clarity in formal writing.
窒素酸化物（NOx）の規制が強化された。
Regulations on nitrogen oxides (NOx) have been tightened.
Nitric oxide (NO). Used in chemistry and medicine.
一酸化窒素は血管を拡張する。
Nitric oxide dilates blood vessels.
Nitrogen dioxide (NO₂), a common air pollutant.
二酸化窒素の濃度が高い。
The concentration of nitrogen dioxide is high.
Nitrous oxide (N₂O), also known as laughing gas.
亜酸化窒素は麻酔に使われる。
Nitrous oxide is used for anesthesia.