rust

English

/ɹʌst/

noun
Definitions
  • The deteriorated state of iron or steel as a result of moisture and oxidation.
  • A similar substance based on another metal (usually with qualification, such as "copper rust").
  • A reddish-brown color.
  • A disease of plants caused by a reddish-brown fungus.
  • (philately) Damage caused to stamps and album pages by a fungal infection.

Etymology

Derived from Middle English rust derived from Old English rust (ruddy, red) derived from Proto-Germanic *rustaz (rust) derived from Proto-Indo-European *rudʰso- (red), *h₁rewdʰ- (red), *h₁rewdʰ- (red).

Origin

Proto-Indo-European

*h₁rewdʰ-

Gloss

red

Concept
Semantic Field

Sense perception

Ontological Category

Property

Kanji

赤

Emoji
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Timeline

Distribution of cognates by language

Geogrpahic distribution of cognates

Cognates and derived terms