outset
1. [ noun ] the time at which something is supposed to begin
Synonyms: beginning start first kickoff showtime get-go offset starting_time commencement
Examples:

"they got an early start" "she knew from the get-go that he was the man for her"

Related terms: end middle point threshold birth incipiency terminus_a_quo begin begin originate inaugurate
Similar spelling:   outstay
  outside
  outstrip
  outstare
  outstroke
  outshout
  outshoot