Background for rust

rust

/ɹʌst/

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noun

The deteriorated state of iron or steel as a result of moisture and oxidation.

Examples :

"The rust on my bicycle chain made cycling to work very dangerous."

material substance chemistry condition

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noun

A similar substance based on another metal (usually with qualification, such as "copper rust").

Examples :

"aerugo. Green or blue-green copper rust; verdigris. (American Heritage Dictionary, 1973)"

material substance

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noun

A reddish-brown color.

Examples :

"The old bicycle had a beautiful rust color. "

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noun

A disease of plants caused by a reddish-brown fungus.

Examples :

"The roses in the garden developed a rust, turning their leaves reddish-brown. "

disease plant biology agriculture

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noun

Damage caused to stamps and album pages by a fungal infection.

Examples :

"The philatelist carefully examined the stamp album pages, noticing a noticeable rust spot on one of them. "

stationery microorganism plant

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verb

To oxidize, especially of iron or steel.

Examples :

"The patio furniture had rusted in the wind-driven spray."

material chemistry science condition

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verb

To cause to oxidize.

Examples :

"The wind-driven spray had thoroughly rusted the patio furniture."

chemistry material process

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verb

To be affected with the parasitic fungus called rust.

Examples :

"The farmer worries that the wheat plants will rust if the weather stays damp. "

biology plant disease organism

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verb

To (cause to) degenerate in idleness; to make or become dull or impaired by inaction.

Examples :

"The neglected garden tools had rusted over the summer, becoming dull and unusable. "

condition action quality