The most common and most likely answer to this crossword clue is the 5 letter word X-RAY
X
-
R
A
Y
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The straight part
We know that "Scan /" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case scan / = x-ray.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 X-RAY mean?
X-RAY noun- Short wavelength electromagnetic radiation usually produced by bombarding a metal target in a vacuum. Used to create images of the internal structure of objects; this is possible because X-rays pass through most objects and can expose photographic film.
- A radiograph: a photograph made with X-rays.
- An X-ray machine.
- The letter X in the ICAO spelling alphabet.
- To take a radiograph of; to obtain an image of using X-ray radiation, especially for the purpose of medical diagnostic evaluation.