Last Updated：2025/11/23

A petroleum product used as fuel in a heating system and not requiring preheating for use.

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heating oil

Source Word

heating oil

countable uncountable

A petroleum product used as fuel in a heating system and not requiring preheating for use.

Japanese Meaning

暖房用石油

During the winter, we had to order heating oil twice because the old furnace was inefficient.

冬の間、古い暖房炉が効率が悪かったので、暖房用燃料を2回注文しなければなりませんでした。

Sense（1）

A petroleum product used as fuel in a heating system and not requiring preheating for use.

heating oils

（ plural ）