灯油|とうゆtouyu[0]heiban (flat)
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- nounkerosene; paraffin; lamp oil
- SynonymケロシンNeutralLoanword for kerosene, tending toward chemical or aviation-fuel contexts; in daily speech say 「灯油」.
- Synonym燈油WrittenOld-character spelling of 「灯油」 with the same meaning; literary and rare today — write 「灯油」 in everyday use.
- Related灯し油NeutralOil for lighting lamps; an explanatory term rather than everyday speech. 「灯油」 today usually means kerosene for heating.
- Related燈し油WrittenOld-character spelling of 「灯し油」 meaning oil for lamps; literary, with an archaic flavor.
- Relatedランプ油NeutralOil for oil lamps; explanatory and rarely used. Modern 「灯油」 is mostly kerosene for heating.
For heating-fuel kerosene say 「灯油」, as in 「灯油ストーブ」. Use 「ケロシン」 for chemical or aviation fuel, and 「灯し油」 for oil burned in lamps of old. The spellings 「燈油」 and 「燈し油」 are archaic.
Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only


