having existed from the beginning; in an earliest or original stage or state; "aboriginal forests"; "primal eras before the appearance of life on earth"; "the forest primeval"; "primordial matter"; "primordial forms of life"
of or pertaining to members of the indigenous people of Australia; "an Aboriginal rite"
the act of starting something; "he was responsible for the beginning of negotiations"
the first part or section of something; "`It was a dark and stormy night' is a hackneyed beginning for a story"
the event consisting of the start of something; "the beginning of the war"
the place where something begins, where it springs into being; "the Italian beginning of the Renaissance"; "Jupiter was the origin of the radiation"; "Pittsburgh is the source of the Ohio River"; "communism's Russian root"
the time at which something is supposed to begin; "they got an early start"; "she knew from the get-go that he was the man for her"
serving to set in motion; "the magazine's inaugural issue"; "the initiative phase in the negotiations"; "an initiatory step toward a treaty"; "his first (or maiden) speech in Congress"; "the liner's maiden voyage"
occurring at or characteristic of a formal investiture or induction; "the President's inaugural address"; "an inaugural ball"