passivated
/ˈpæsəveɪtɪd/
adjective
- Describes a metal or material that has been treated to become less reactive chemically.
- The passivated steel resists rust even in humid conditions.
- We used passivated fittings to ensure the pipes would not corrode.
- The passivated surface of the tool stayed shiny for years.
Antonyms
verb
- Past tense of passivate: made a material less reactive by applying a protective treatment.
- The technician passivated the copper wires before installation.
- They passivated the tank to prevent chemical reactions.
- Last week, the crew passivated all the metal brackets.