Lesser Arcana, the manifestly cursed thing (8)

I believe the answer is:

anathema

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

'cursed thing' is the definition.
(I've seen this before)

'lesser arcana the manifestly' is the wordplay.
'ANATHEMA' is hidden within the letters.
However, I am unsure how this is indicated.

Can you help me to learn more?

(Other definitions for anathema that I've seen before include "Someone or something that is detested" , "One detested, cursed" , "Bete noir" , "target of hate" , "loathsome" .)

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

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