The most common and most likely answer to this crossword clue is the 5 letter word CONIC
C
O
N
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C
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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 CONIC mean?
CONIC noun- A conic section.
- Of or relating to a cone or cones.
- Shaped like a cone.
- Describing a map projection in which meridians are mapped to equally spaced lines radiating out from the apex and parallels of latitude are mapped to circular arcs centred on the apex.