 rust |
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| 1. | [ verb ] become destroyed by water, air, or an etching chemical such as an acid | |
| Synonyms: | corrode | |
| Examples: | "The metal corroded" "The pipes rusted" |
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| Related terms: | decay fret corrode corrosion corrosion | |
| 2. | [ noun ] (chemistry) the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water | |
| Synonyms: | rusting | |
| Related terms: | oxidation corrosion ferric_oxide corrode | |
| 3. | [ noun ] (chemistry) a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture | |
| Related terms: | ferric_oxide goethite | |
| 4. | [ noun ] (medicine) a reddish-brown discoloration of leaves and stems caused by a rust fungus | |
| Related terms: | plant_disease blister_rust | |
| 5. | [ verb ] cause to deteriorate due to the action of water, air, or an acid | |
| Synonyms: | eat corrode | |
| Examples: | "The acid corroded the metal" "The steady dripping of water rusted the metal stopper in the sink" |
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| Related terms: | damage corrode corrosion | |
| 6. | [ adjective ] (color) of the color of rust | |
| Synonyms: | rusty | |
| Related terms: | chromatic | |
| 7. | [ verb ] become coated with oxide | |
| Related terms: | oxidate oxidize | |
| 8. | [ noun ] Last name, frequency rank in the U.S. is 3101 | |
| 9. | [ noun ] (botany) any of various fungi causing rust disease in plants | |
| Synonyms: | rust_fungus | |
| Related terms: | fungus flax_rust apple_rust wheat_rust blister_rust Uredinales aeciospore aecium | |
| Similar spelling: |
rusty russet Russett Ruchti |
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