Rust



Same as: rubigo
noun
1.
(The reddish brown coating formed on iron or steel during exposure to air, or damp, coating formed on iron or various other metals by corrosion; reddish fungus disease on plants; a plant disease with rust colored spots the affected with rust; to lose quality or efficiency by lack of use) iron rust ច្រេះ
Example: Iron rust, away in idleness.
verbpast tense: rusted ; past participle: rusted ; present participle: rusting ;
1.
(TRANSITIVE) (1. To corrode or subject (a metal) to rust formation. 2. To impair or spoil, as by misuse or inactivity. 3. To color (something) a strong brown) ធ្វើអោយ ច្រេះចាប់
  • black rust
    - ជំងឺគ្រាប់ធញ្ញជាតិ
  • brown rust
    - ជំងឺដុះផ្សិតដែលបង្កបញ្ហាដល់គ្រាប់ (ពោត)
ENGLISH MEANING
noun
1.
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.
2.
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.
3.
That which resembles rust in appearance or effects.
4.
A composition used in making a rust joint.
5.
Foul matter arising from degeneration; as, rust on salted meat.
6.
Corrosive or injurious accretion or influence.
verbpast tense: rusted ; past participle: rusted ; present participle: rusting ;
1.
(INTRANSITIVE) To contract rust; to be or become oxidized.
2.
(INTRANSITIVE) To be affected with the parasitic fungus called rust; also, to acquire a rusty appearance, as plants.
3.
(INTRANSITIVE) To degenerate in idleness; to become dull or impaired by inaction.
4.
(TRANSITIVE) To cause to contract rust; to corrode with rust; to affect with rust of any kind.
5.
(TRANSITIVE) To impair by time and inactivity.