The most common and most likely answer to this crossword clue is the 7 letter word ABOLISH
A
B
O
L
I
S
H
More clues leading to the result ABOLISH
- Get rid of dreadful boils in a hospital
- Get rid of blood group O? I succeeded in large hospital
- Drop one throw, knocked up into tree
- Do away with old line covered by a mistake
- Get rid of nasty boils in a hospital
- A heavy arrow mostly is hard to stop
- A blunder to take on old Liberal in scrap
- End a nonsense, penning short story
- Cut, boil has exploded
- Stop seaman heading out from Gdansk?
Buddy explains!

The straight part
We know that "wipe out" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case wipe out = abolish.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ABOLISH mean?
ABOLISH verb- To end a law, system, institution, custom or practice.
- To put an end to or destroy, as a physical object; to wipe out.