The most common and most likely answer to this crossword clue is the 4 letter word SCAN
I've seen this crossword clue in The Times
S
C
A
N
More clues leading to the result SCAN
- Closely examine small prison
- Failing to finish minimal inspection
- Examine top of soup tin
- Charlie in sanatorium for a test
- Minimal cut in study
- Examine origins of special crossword at ninety
- Son could easily study
- Investigation primarily conducted in hospital
- South American prison survey
- Examine small container
Buddy explains!

The straight part
We know that "inspection" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case inspection = scan.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 SCAN mean?
SCAN noun- Close investigation.
- An instance of scanning.
- The result or output of a scanning process.
- To examine sequentially, carefully, or critically; to scrutinize; to behold closely.
- To look about for; to look over quickly.
- To create a digital copy of an image using a scanner.
- To read with an electronic device.
- To mount by steps; to go through with step by step.
- To read or mark so as to show a specific meter.