He has tried to rework the memory to show himself in a better light, obliterating those parts which he does not wish me to see.
There he murdered the Muggle man who had abandoned his witch mother, and, for good measure, his Muggle grandparents, thus obliterating the last of the unworthy Riddle line and revenging himself upon the father who never wanted him.
Harry was standing stock-still as waves of shock crashed over him, wave after wave, obliterating every-thing except the information that had been kept from him for so long … It was Snape who had overheard the prophecy.
It was almost unbearable to turn away from the mass of students streaming out into the sunshine, all of them wearing rosettes and hats and brandishing banners and scarves, to descend the stone steps into the dungeons and walk until the distant sounds of the crowd were quite obliterated, knowing that he would not be able to hear a word of commentary or a cheer or groan.
There are no more uses of "obliterate" in the book.
Show samples from other sources
Hillary Clinton warned Iran that the U.S. could obliterate them if they were foolish enough to attack Israel.
13 was said to have been obliterated in the war between the Capitol and the districts