This is one form of disturbance (5)

I believe the answer is:

noise

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'disturbance' is the definition.
(synonyms)

'this is one form' is the wordplay.
'is one' can be anagrammed to 'NOISE'.
Though, I am unsure how the anagram is indicated.

'of' acts as a link.

Can you help me to learn more?

(Other definitions for noise that I've seen before include "Commotion" , "Sound - gossip" , "Sound of any kind" , "Unwanted sounds" , "Uproar" .)

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

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