Definition of corrosion in English:


Line breaks: cor|ro¦sion
Pronunciation: /kəˈrəʊʒ(ə)n


[mass noun]
  • 1The process of corroding or being corroded: each aircraft part is sprayed with oil to prevent corrosion
    More example sentences
    • It's two inches across on all sides, and it's lined on the inside with a chemical that prevents corrosion.
    • This is because the iron electrode is more susceptible to corrosion and to self-discharge on standing.
    • Mortar with high concentrations of chloride ions accelerates corrosion of the embedded steel.
  • 1.1Damage caused to metal, stone, or other materials by corrosion: engineers found the corrosion when checking the bridge
    More example sentences
    • Fans, heaters and ducts should be checked for corrosion and other damage.
    • However, like all auto parts, radiators are prone to damage and corrosion.
    • Now, this request comes after massive corrosion was discovered at an Ohio plant.


late Middle English: from Old French, or from late Latin corrosio(n-), from Latin corrodere 'gnaw through' (see corrode).

More definitions of corrosion

Definition of corrosion in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody