Fear breaking card-reader (5)

I believe the answer is:

dread

I'm a little stuck... Click here to teach me more about this clue!

'fear' is the definition.
(I know that dread is a type of fear)

'breaking card-reader' is the wordplay.
'DREAD' is hidden within the letters.
However, I am unsure how the hidden word is indicated.

Can you help me to learn more?

(Other definitions for dread that I've seen before include "Anticipate with horror" , "Hairstyle" , "alarm" , "Disquiet" , "Dared to fear greatly" .)

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