Crossword Genius

Gregory's own self (3)

Ross

I believe the answer is:

ego

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

'self' is the definition.
(synonyms)

'gregory's own' is the wordplay.
'EGO' is hidden in amongst the letters.
However, I am unsure how this is indicated.

Can you help me to learn more?

(Other definitions for ego that I've seen before include "One's sense of self-importance" , "One's self image" , "See 21 Down" , "One's image of oneself" , "Sense of self, conceit" .)

I've seen this clue in the Evening Standard.
Want a hint initially instead of a full solution? Install my app