What does 油田 mean?
油田 is a Japanese noun meaning “oil field” in English. It is written as 油田 in kanji, ゆでん in hiragana, and yuden in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
この油田はかつては現在の何十倍もの石油を産出したものだ。
This oil field used to produce an order of magnitude more oil as it does now.