passivate

verb pas·siv·ate \ ˈpa-si-ˌvāt \

Definition of passivate

passivated; passivating
1 : to make inactive or less reactive
  • passivate the surface of steel by chemical treatment
2 : to protect (something, such as a solid-state device) against contamination by coating or surface treatment

passivation

play \ˌpa-si-ˈvā-shən\ noun

First Known Use of passivate

1913

in the meaning defined at sense 1

See Words from the same year
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