Definition of "Beginning" :
noun: the act of starting something
"He was responsible for the beginning of negotiations."
noun: the first part or section of something
"It was a dark and stormy night' is a hackneyed beginning for a story."
noun: the event consisting of the start of something
"The beginning of the war."
noun: the place where something begins, where it springs into being
"The Italian beginning of the Renaissance."
noun: the time at which something is supposed to begin
adjective: serving to begin
"The beginning canto of the poem."