leave of absence
A period of time spent away from one's job or duty with the express permission of one's employer, supervisor, etc. They let him take a leave of absence to care for his mother after her car accident. She's taking a leave of absence to finish her master's degree.
leave of absence
a period of time away from one's job, with the employer's permission. Mr. Takaguchi is on leave of absence because he is going back to school. His leave of absence is expected to end next month.
leave of ˈabsence
(formal) permission to be away from work for a particular period of time: Several of my colleagues have had leave of absence to go on training courses.