The most common and most likely answer to this crossword clue is the 9 letter word SANITISED
I've seen this crossword clue in The Guardian
S
A
N
I
T
I
S
E
D
More clues leading to the result SANITISED
Buddy explains!
The straight part
We know that "clinically cleaned" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case clinically cleaned = sanitised.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 SANITISED mean?
SANITISED verb- To rid of microorganisms by cleaning or disinfecting.
- (by extension) To make something, such as a dramatic work, more acceptable by removing potentially offensive material.
- To filter (text) to ensure it does not contain any characters that will cause problems for or be interpreted in an adverse way by the receiving system.
- To remove sensitive or personal data from (a database or file).
- To revise (a document) in order to prevent identification of the sources.