Possibly the one clue you overlooked (7)

I believe the answer is:

article

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'possibly the' is the definition.
('the' is the definite article)

I cannot understand how the rest of the clue works.

(Other definitions for article that I've seen before include "Definite or indefinite determiner" , "to cause amusement, say, to a king" , "What might be illustrated by a" , "Rile cat (anag.)" , "Object and newspaper story" .)

I've seen this clue in the Sydney Morning Herald.

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