• |
The reddish yellow coating formed on iron when exposed to
moist air, consisting of ferric oxide or hydroxide; hence, by
extension, any metallic film of corrosion. |
• |
A minute mold or fungus forming reddish or rusty spots on the
leaves and stems of cereal and other grasses (Trichobasis Rubigo-vera),
now usually believed to be a form or condition of the corn mildew
(Puccinia graminis). As rust, it has solitary reddish spores; as corn
mildew, the spores are double and blackish. |
• |
That which resembles rust in appearance or effects. |
• |
A composition used in making a rust joint. See Rust joint,
below. |
• |
Foul matter arising from degeneration; as, rust on salted
meat. |
• |
Corrosive or injurious accretion or influence. |
• |
To contract rust; to be or become oxidized. |
• |
To be affected with the parasitic fungus called rust;
also, to acquire a rusty appearance, as plants. |
• |
To degenerate in idleness; to become dull or impaired by
inaction. |
• |
To cause to contract rust; to corrode with rust; to affect
with rust of any kind. |
• |
To impair by time and inactivity. |