1. (noun)beginning the event consisting of the start of something "the beginning of the war"
2. (noun)beginning, commencement, first, outset, get-go, start, kickoff, starting time, showtime, offset 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"
3. (noun)beginning the firstpart or section of something "`It was a dark and stormy night' is a hackneyed beginning for a story"
4. (noun)beginning, origin, root, rootage, source 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"
5. (adj)beginning, start, commencement the act of starting something "he was responsible for the beginning of negotiations"
6. (adj)beginning(a), first serving to begin "the beginning canto of the poem"; "the first verse"
Definitions of 'BEGINNING'
Webster 1913 Dictionary
1. (noun)BEGINNING the act of doing that which begins anything; commencement of an action, state, or space of time; entrance into being or upon a course; the first act, effort, or state of a succession of acts or states
2. (noun)BEGINNING that which begins or originates something; the first cause; origin; source
3. (noun)BEGINNING that which is begun; a rudiment or element