What is the meaning of installation?

noun

• The act of installing something (as equipment. )
  • usage: "the telephone installation took only a few minutes"
  • synonyms: installing, installment, instalment
• A building or place that provides a particular service or is used for a particular industry.
  • usage: "the assembly plant is an enormous facility"
  • synonyms: facility
• A formal entry into an organization or position or office.
  • usage: "his initiation into the club"; "he was ordered to report for induction into the army"; "he gave a speech as part of his installation into the hall of fame"
  • synonyms: initiation, induction