noun (n)

• the act of moving a newly built vessel into the water for the first time

  tindakan memindahkan baru membangun kapal ke air untuk pertama kalinya

  source: wordnet30
• the act of beginning something new

  tindakan awal sesuatu yang baru

  Synonym:
  debut, entry, first appearance, introduction, unveiling
  

  source: wordnet30
• the act of propelling with force

  tindakan dinyalakan mendorong dengan kekuatan

  Synonym:
  launch
  

  source: wordnet30