verbverb

nachrüsten

retrofit · upgrade

Definition & meaning

The verb nachrüsten generally refers to the process of adding new technology, equipment, or features to an object that was not originally equipped with them. It implies updating or upgrading an existing system to meet new requirements, safety standards, or performance levels.

  1. Technical/Mechanical: To retrofit a machine, vehicle, or building (e.g., adding a particulate filter to an old car or installing modern insulation in a house).
  2. Military/Strategic: To increase armament or military capability after a period of disarmament or as a response to changing geopolitical conditions.

Grammar & Word origin

Grammar:

  • It is a separable verb (trennbares Verb).
  • Example of conjugation: "Ich rüste mein Auto nach." (I am retrofitting my car.)
  • Past participle: nachgerüstet.

Word origin: The word is a compound of the prefix nach- (meaning "after" or "subsequently") and the verb rüsten (meaning "to equip," "to arm," or "to prepare"). Etymologically, rüsten is related to the noun Rüstung , which means armor or equipment. Together, they describe the act of "equipping later."

Synonyms & antonyms

Synonyms:

  • aufrüsten (to upgrade or arm)
  • verbessern (to improve)
  • modernisieren (to modernize)
  • ausbessern (to repair or touch up)
  • umrüsten (to convert or retool)

Antonyms:

  • abbauen (to dismantle or reduce)
  • entrüsten (to disarm)
  • vernachlässigen (to neglect)

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Examples

Wir müssen die alte Anlage nachrüsten.verb

We have to retrofit the old system.

Die Fahrzeuge wurden mit Filtern nachgerüstet.verb

The vehicles were retrofitted with filters.

Kann man den Computer später nachrüsten?verb

Can the computer be upgraded later?

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