Synonyms of rust


1. rust, ferric oxide

usage: a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture

2. rust, plant disease

usage: a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi

3. rust, rusting, corrosion, corroding, erosion, oxidation, oxidization, oxidisation

usage: the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water

4. rust, rust fungus, fungus

usage: any of various fungi causing rust disease in plants


1. corrode, rust, decay, crumble, dilapidate

usage: become destroyed by water, air, or a corrosive such as an acid; "The metal corroded"; "The pipes rusted"

2. corrode, eat, rust, damage

usage: cause to deteriorate due to the action of water, air, or an acid; "The acid corroded the metal"; "The steady dripping of water rusted the metal stopper in the sink"

3. rust, oxidise, oxidize, oxidate

usage: become coated with oxide


1. rust, rusty, rust-brown, chromatic (vs. achromatic)

usage: of the brown color of rust

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Definition and meaning of rust (Dictionary)