The most common and most likely answer to this crossword clue is the 6 plus 5 letter word SECOND SIGHT
I've seen this crossword clue in The Daily Telegraph
S
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More clues leading to the result SECOND SIGHT
- Clairvoyance of backer, before quote read out
- Gift claimed by Sibyl back on location, we hear
- Supports eminence, the fellow lacking the ability to see ahead
- Strange perception that could make one see ghosts in Dec.?
- Not the first place said to show unusual perception?
- Prophetic vision assistant’s seen on location, we hear
- . Visionary power to see minute location, say
Buddy explains!
The straight part
We know that "Strange perception" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case strange perception = second sight.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.