Last Updated：2025/11/19

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The deteriorated state of iron or steel as a result of moisture and oxidation. / A similar substance based on another metal (usually with qualification, such as copper rust). / A reddish-brown color.

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rust

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Source Word

rust

IPA(Pronunciation)

/ɹʌst/

Noun

countable uncountable

The deteriorated state of iron or steel as a result of moisture and oxidation. / A similar substance based on another metal (usually with qualification, such as "copper rust"). / A reddish-brown color.

Japanese Meaning

湿気と酸化によって鉄や鋼が劣化した状態（錆）。 / 一般に、他の金属に基づいた類似の腐食状態（例：銅の錆）を指す。 / 赤褐色、または錆色を指す色彩の表現。