Heading (5)
'heading' is the definition.
(I know that title is a type of heading)
This is the entire clue.
(Other definitions for title that I've seen before include "Name, honorific" , "One published" , "confers ownership" , "label" , "Legal possession" .)
'heading' is the definition.
(I know that caption is a type of title)
This is all the clue.
(Other definitions for caption that I've seen before include "Brief description of an illustration" , "Legend with a photograph" , "Provide (a picture) with a title" , "Text under photo" , "Explanation of an illustration" .)