graduation

英[grædʒʊ'eɪʃ(ə)n;-djʊ-] 美[,ɡrædʒu'eʃən]

1. the successful completion of a program of study

2. an academic exercise in which diplomas are conferred

3. a line (as on a vessel or ruler) that marks a measurement;

"the ruler had 16 graduations per inch"

4. the act of arranging in grades