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English definition of “rustproof”

rustproof

adjective uk   /ˈrʌst.pruːf/ us  
protected against rust (= metal decay)Defending and protectingBacking, supporting and defendingPreserving and savingThe state of matter
rustproof
verb [T] uk   us  
Painting steel is a good way to rustproof it.Defending and protectingBacking, supporting and defendingPreserving and savingThe state of matter
(Definition of rustproof from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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