Definition of commencement noun from the Oxford Advanced Learner's Dictionary
commencement
noun
kəˈmensmənt kəˈmensmənt
[uncountable, countable, usually singular]
1(formal) beginningthe commencement of the financial year2(North American English) a ceremony at which students receive their academic degrees or diplomas
kəˈmensmənt 
kəˈmensmənt 
