English dictionary definition of:



  • any of various fungi causing rust disease in plants
  • the formation of reddish-brown ferric oxides on iron by low-temperature oxidation in the presence of water
  • a plant disease that produces a reddish-brown discoloration of leaves and stems; caused by various rust fungi
  • a red or brown oxide coating on iron or steel caused by the action of oxygen and moisture


  • become coated with oxide
  • become destroyed by water, air, or a corrosive such as an acid
  • cause to deteriorate due to the action of water, air, or an acid


  • of the brown color of rust


corrode eat rust-brown rusting rusty

Spellzone course content

View spelling list Starter Course: Unit 4: Section 5 and learn about the word rust in the Spellzone English spelling course, Unit Starter course: Final consonant blends.

Other Spellzone word lists: Colours, complex

Scrabble score for rust

Scrabble score = 4

generated at 00:03:41 on 17-10-19

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Colours, complex
Starter Course: Unit 4: Section 5


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