Timetable for outbuilding around college and university getting energy (8)

I believe the answer is:

schedule

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'timetable' is the definition.
(thesaurus)

I cannot understand how the rest of the clue works.

(Other definitions for schedule that I've seen before include "List of intended events and times" , "Clues he'd dropped about timetable" , "Timetable; plan of action" , "Rota" , "Plan of activities" .)

I've seen this clue in the Irish Times.

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