A graphic description? (4,7)

I believe the answer is:

word picture

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'a graphic description?' is the definition.
'word picture' can be an answer for 'description?' (word picture is a kind of description). I'm unsure of the 'a graphic' bit.

'graphic description?' is the wordplay.
'graphic' becomes 'word' (I am not sure about this - if you are sure you should believe this answer much more).
'description?' becomes 'picture' (picture is a kind of description).
'word'+'picture'='WORD-PICTURE'

Can you help me to learn more?

I've seen this clue in The Globe and Mail.

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