Purify (7)
'purify' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for cleanse that I've seen before include "Free of sin" , "Bathe" , "Wash" , "clear of muck" , "subject to purification" .)
'purify' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for wash that I've seen before include "Perform ablutions" , "Clean with liquid" , "Of animals, cleanse by licking" , "Clean oneself" , "Cancelled event - utter failure" .)
'purify' is the definition.
(refining is a kind of purifying)
This is the entire clue.
(Other definitions for refine that I've seen before include "Purify or improve" , "Remove impurities or make cultured" , "Get rid of impurities" , "Remove impurities from (eg, metals)" , "Cleanse from impurities" .)
'purify' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for distil that I've seen before include "Treat substance through heating and cooling to extract an essence - whiskey?" , "Make, eg, whisky" , "Purify (liquid) by heat" , "It slid (anag.)" , "Extract essence as with alcohol" .)
'purify' is the definition.
(thesaurus)
This is all the clue.
(Other definitions for decontaminate that I've seen before include "Remove the bad" , "Purify; make safe" , "Remove dangerous substances from" , "Remove dangerous substance from (something)" , "Remove pollution from" .)
'purify' is the definition.
(purging is a kind of purifying)
This is all the clue.
(Other definitions for purge that I've seen before include "Violent expulsion" , "Thoroughly clean" , "Atone for offence or get rid of" , "empty bowels" , "Cleanse of unwanted elements" .)