The most common and most likely answer to this crossword clue is the 8 letter word KIRKYARD
I've seen this crossword clue in The Times
K
I
R
K
Y
A
R
D
Buddy explains!

The straight part
We know that "Scottish burial ground" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case scottish burial ground = kirkyard.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 KIRKYARD mean?
KIRKYARD noun- A churchyard, especially one in Scotland.