| English > English | |
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| rust | |
| 1. n. The deteriorated state of iron or steel as a result of moisture and oxidation. |  |
| The rust on my bicycle chain made cycling to work very dangerous. | |
| 2. n. A similar substance based on another metal (usually with qualification, such as "copper rust"). | |
| aerugo. Green or blue-green copper rust; verdigris. (American Heritage Dictionary, 1973) | |
| 3. n. A reddish-brown color. | |
| (color panel, B7410E) | |
| 4. n. A disease of plants caused by a reddish-brown fungus. | |
| 5. v. (intransitive) To oxidize, especially of iron or steel. | |
| The patio furniture had rusted in the wind-driven spray. | |
| 6. v. To cause to oxidize. | |
| The wind-driven spray had thoroughly rusted the patio furniture. | |
| 7. v. (intransitive) To be affected with the parasitic fungus called rust. | |
| 8. v. (ambitransitive, figuratively) To (cause to) degenerate in idleness; to make or become dull or impaired by inaction. | |
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