Scent from the bottom passage of ferret awes orang-utan (9)

'scent' is the definition.
(scented water)

'from the bottom passage of ferret awes orang-utan' is the wordplay.
'from the bottom' says the letters should be written in reverse (in a down clue, letters come from the bottom).
'passage of' says the answer is hidden in the clue (a passage or extract from the clue).
'retawesor' is hidden within 'ferret awes orang utan'.
'retawesor' written backwards gives 'ROSEWATER'.