English noun: rust |
1. | rust (substance) a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture |
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| Broader (hypernym) | ferric oxide |
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| Substance holonym | goethite, gothite |
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2. | rust (state) a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi |
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| Broader (hypernym) | plant disease |
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| Narrower (hyponym) | blister rust, white pine blister rust, white-pine rust |
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3. | rust (process) the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water |
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| Synonyms | rusting |
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| Broader (hypernym) | corroding, corrosion, erosion, oxidation, oxidisation, oxidization |
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| Substance holonym | ferric oxide |
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4. | rust (plant) any of various fungi causing rust disease in plants |
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| Synonyms | rust fungus |
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| Broader (hypernym) | fungus |
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| Narrower (hyponym) | apple rust, blister rust, cedar-apple rust, Cronartium ribicola, flax rust, flax rust fungus, Gymnosporangium juniperi-virginianae, Melampsora lini, Puccinia graminis, wheat rust |
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| Part holonym | aeciospore, aecium |
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| Member meronym | order Uredinales, Uredinales |
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English verb: rust |
1. | rust (change) become destroyed by water, air, or a corrosive such as an acid |
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| Samples | The metal corroded. The pipes rusted.
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| Examples | These cars won't rust |
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| Synonyms | corrode |
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| Pattern of use | Something ----s |
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| Broader (hypernym) | crumble, decay, dilapidate |
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| Narrower (hyponym) | eat away, fret |
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| Verb group | corrode, eat, rust |
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2. | rust (change) cause to deteriorate due to the action of water, air, or an acid |
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| Samples | The acid corroded the metal. The steady dripping of water rusted the metal stopper in the sink.
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| Synonyms | corrode, eat |
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| Pattern of use | Something ----s something |
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| Broader (hypernym) | damage |
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| Verb group | corrode, rust |
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3. | rust (change) become coated with oxide |
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| Pattern of use | Something ----s |
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| Broader (hypernym) | oxidate, oxidise, oxidize |
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| Verb group | oxidate, oxidise, oxidize |
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