Division of the year (5)
'division of the year' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for month that I've seen before include "eg May" , "Twelfth of a year" , "Eg, March" , "Eg, April" , "Eg, February" .)
'division of the year' is the definition.
(I've seen this before)
This is the entire clue.
(Other definitions for season that I've seen before include "Particular time (for activity, conditions etc)" , "Spring, say" , "Period of a year" , "spring, perhaps" , "To dry (wood) for use as timber" .)