Hideous (9)
'hideous' is the definition.
(I know that hideous can be written as repulsive)
This is the entire clue.
(Other definitions for repulsive that I've seen before include "Disgusting" , "ugly" , "Obnoxious" , "Abhorrent" , "Loathsome" .)
'hideous' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for ugly that I've seen before include "Horrible" , "Unlovely" , "Frightful" , "'Unattractive, unsightly (4)'" , "Grotesque" .)