first appearance

Noun
  1. The act of beginning something new (synset 100238889)
    "they looked forward to the debut of their new product line"
    is a type of: beginning, commencement, start - the act of starting something
    subtypes:
    • induction - the act of bringing about something (especially at an early time)
    • product introduction - the introduction (usually by an advertising campaign) of a new product or product line
    • ushering in - the introduction of something new
    • naturalisation, naturalization - the introduction of animals or plants to places where they flourish but are not indigenous
    same as: debut, entry, introduction, launching, unveiling

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