prelaunch

/priːˈlɔːntʃ/
adjective
  1. Relating to the period or activities before the official launch of a product, service, or campaign.
    • Prelaunch marketing helped the game reach a million pre-orders.
    • The company held a prelaunch event to build excitement for the new smartphone.
    • They fixed several bugs during the prelaunch testing phase.
noun
  1. The period or activities that take place before a product or service is officially launched.
    • Investors were impressed by the strong prelaunch of the app.
    • During the prelaunch, the team worked around the clock to finalize the design.
    • The prelaunch included a series of beta tests with select users.
Synonyms