Panic at a strop he throws, trying to contain disaster (11)

I believe the answer is:

catastrophe

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'disaster' is the definition.
(synonyms)

'panic at a strop he throws' is the wordplay.
'panic' becomes 'ca' (I am not sure about this - if you are sure you should give a lot more credence to this answer).
'throws' indicates anagramming the letters.
'at'+'strop'+'he'='atstrophe'
'atstrophe' with letters rearranged gives 'tastrophe'.
'ca'+'tastrophe'='CATASTROPHE'

'trying to contain' acts as a link.
This may not be right. Some or all of it may be part of another bit of the clue.

Can you help me to learn more?

(Other definitions for catastrophe that I've seen before include "Calamity" , "Terrible event" , "Event causing great damage" , "Great disaster" , "Destructive event" .)

I've seen this clue in The Irish Times.

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