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booster noun

  /ˈbustɚ/
  • Someone who publicly promotes or endorses (something or someone); a fan or supporter.
приве́рженец
  • (aerospace) The first stage of a multistage rocket, providing primary or supplemental thrust for liftoff and early flight.
раке́та-носи́тель
  • Something that boosts.
усили́тель
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