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."