The most common and most likely answer to this crossword clue is the 7 letter word DIOXIDE
I've seen this crossword clue in Financial Times
D
I
O
X
I
D
E
More clues leading to the result DIOXIDE
- One farm animal that's died violently outside compound
- . Opposed sides separately infiltrating Dixie compound
- Compound eleven fed to electronic device
- Some say stain leather in compound
- Compound in the southern States holds the leaders of Oman and Djibouti in isolation
- Compound — one farm animal brought inside died unfortunately
- Old, copper dixie rolling in compound
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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 DIOXIDE mean?
DIOXIDE noun- Any oxide containing two oxygen atoms in each molecule.