Definitions
1.nounThe 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.nounThat which is begun; a rudiment or element.
3.nounThat which begins or originates something; the source or first cause."What was the beginning of the dispute?"
4.nounThe initial portion of some extended thing."That house is at the beginning of the street."