rustproofing

[ ruhst-proo-fing ]
/ ˈrʌstˌpru fɪŋ /

noun

the process of making metal rustproof.
Also called rust·proof·er. a substance used in this process.

Origin of rustproofing

First recorded in 1915–20; rustproof + -ing1

Definition for rustproofing (2 of 2)

rustproof

[ ruhst-proof ]
/ ˈrʌstˌpruf /

adjective

not subject to rusting.

verb (used with object)

to coat with a substance that prevents rusting.

Origin of rustproof

First recorded in 1685–95; rust + -proof
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for rustproofing

rustproof

/ (ˈrʌstˌpruːf) /

adjective

treated against rusting
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012