Sanakirja.org

Määritelmät

Substantiivit

1. The deteriorated state of iron or steel as a result of moisture and oxidation.
2. A similar substance based on another metal (usually with qualification, such as "copper rust").
3. A reddish-brown color.
4. A disease of plants caused by a reddish-brown fungus.

Verbit

1. (intransitive) to oxidize, especially of iron or steel.
2. (transitive) to cause to oxidize.
3. (intransitive) To be affected with the parasitic fungus called rust.
4. (figuratively) To degenerate in idleness; to become dull or impaired by inaction.