initiation

US /ɪˌnɪʃ.iˈeɪ.ʃən/
UK /ɪˌnɪʃ.iˈeɪ.ʃən/
"initiation" picture
1.

the action of beginning something

:
The initiation of the new project will take place next month.
Her initiation into the company was smooth.
2.

the process of being formally accepted into a group or organization, typically with a ritual

:
The secret society held a complex initiation ceremony.
He underwent a rigorous initiation to join the fraternity.