passivation

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English[edit]

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Etymology[edit]

passive +‎ -ation

Noun[edit]

passivation (countable and uncountable, plural passivations)

  1. (chemistry, materials science) The process of making a material passive (non-reactive) in relation to another material prior to using the materials together.
  2. (chemistry) The spontaneous formation of a hard non-reactive surface film (usually an oxide or nitride) that inhibits further corrosion.
  3. (control theory) Conversion of a non-passive dynamical system into a passive one.

Translations[edit]